422770560 has 128 divisors (see below), whose sum is σ = 1391247360. Its totient is φ = 109086720.

The previous prime is 422770541. The next prime is 422770597. The reversal of 422770560 is 65077224.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55969 + ... + 63071.

It is an arithmetic number, because the mean of its divisors is an integer number (10869120).

Almost surely, 2^422770560 is an apocalyptic number.

422770560 is a gapful number since it is divisible by the number (40) 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 422770560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (695623680).

422770560 is an abundant number, since it is smaller than the sum of its proper divisors (968476800).

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

422770560 is a wasteful number, since it uses less digits than its factorization.

422770560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7156 (or 7144 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 33.

The square root of 422770560 is about 20561.3851673471. The cubic root of 422770560 is about 750.5303271380.

The spelling of 422770560 in words is "four hundred twenty-two million, seven hundred seventy thousand, five hundred sixty".