1422799560 has 512 divisors, whose sum is σ = 6038323200. Its totient is φ = 289889280.

The previous prime is 1422799549. The next prime is 1422799561. The reversal of 1422799560 is 659972241.

1422799560 is a `hidden beast` number, since 14 + 2 + 2 + 79 + 9 + 560 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (1422799561) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 3046447 + ... + 3046913.

It is an arithmetic number, because the mean of its divisors is an integer number (11793600).

Almost surely, 2^1422799560 is an apocalyptic number.

1422799560 is a gapful number since it is divisible by the number (10) 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 1422799560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3019161600).

1422799560 is an abundant number, since it is smaller than the sum of its proper divisors (4615523640).

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

1422799560 is a wasteful number, since it uses less digits than its factorization.

1422799560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 538 (or 528 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The square root of 1422799560 is about 37720.0153764550. The cubic root of 1422799560 is about 1124.7290369644.

The spelling of 1422799560 in words is "one billion, four hundred twenty-two million, seven hundred ninety-nine thousand, five hundred sixty".