881574064 has 20 divisors (see below), whose sum is σ = 1952057104. Its totient is φ = 377817408.

The previous prime is 881574059. The next prime is 881574073. The reversal of 881574064 is 460475188.

It is a self number, because there is not a number n which added to its sum of digits gives 881574064.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3935487 + ... + 3935710.

Almost surely, 2^881574064 is an apocalyptic number.

It is an amenable number.

881574064 is an abundant number, since it is smaller than the sum of its proper divisors (1070483040).

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

881574064 is a wasteful number, since it uses less digits than its factorization.

881574064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7871212 (or 7871206 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 43.

The square root of 881574064 is about 29691.3129382990. The cubic root of 881574064 is about 958.8549948333.

The spelling of 881574064 in words is "eight hundred eighty-one million, five hundred seventy-four thousand, sixty-four".