875564928 has 144 divisors (see below), whose sum is σ = 2931069960. Its totient is φ = 250145280.

The previous prime is 875564857. The next prime is 875564939. The reversal of 875564928 is 829465578.

875564928 is a `hidden beast` number, since 8 + 75 + 564 + 9 + 2 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-2 number, since 2×875564928² = 1533227886287290368, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 48693 + ... + 64203.

Almost surely, 2^875564928 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 875564928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1465534980).

875564928 is an abundant number, since it is smaller than the sum of its proper divisors (2055505032).

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

875564928 is a wasteful number, since it uses less digits than its factorization.

875564928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15545 (or 15523 counting only the distinct ones).

The product of its digits is 4838400, while the sum is 54.

The square root of 875564928 is about 29589.9464007625. The cubic root of 875564928 is about 956.6713887003.

The spelling of 875564928 in words is "eight hundred seventy-five million, five hundred sixty-four thousand, nine hundred twenty-eight".