922642560 has 384 divisors, whose sum is σ = 3723408000. Its totient is φ = 210438144.

The previous prime is 922642559. The next prime is 922642561. The reversal of 922642560 is 65246229.

922642560 is a `hidden beast` number, since 9 + 2 + 2 + 642 + 5 + 6 + 0 = 666.

922642560 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (922642559) and next prime (922642561).

It is a tau number, because it is divible by the number of its divisors (384).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (922642561) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1975447 + ... + 1975913.

It is an arithmetic number, because the mean of its divisors is an integer number (9696375).

Almost surely, 2^922642560 is an apocalyptic number.

922642560 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 922642560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1861704000).

922642560 is an abundant number, since it is smaller than the sum of its proper divisors (2800765440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

922642560 is a wasteful number, since it uses less digits than its factorization.

922642560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513 (or 484 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 922642560 is about 30375.0318518352. The cubic root of 922642560 is about 973.5191405247.

Adding to 922642560 its reverse (65246229), we get a palindrome (987888789).

The spelling of 922642560 in words is "nine hundred twenty-two million, six hundred forty-two thousand, five hundred sixty".