88557072 has 20 divisors (see below), whose sum is σ = 228772560. Its totient is φ = 29519008.

The previous prime is 88557037. The next prime is 88557101. The reversal of 88557072 is 27075588.

It is a happy number.

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, 922422 + ... + 922517.

It is an arithmetic number, because the mean of its divisors is an integer number (11438628).

Almost surely, 2^88557072 is an apocalyptic number.

It is an amenable number.

88557072 is an abundant number, since it is smaller than the sum of its proper divisors (140215488).

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

88557072 is a wasteful number, since it uses less digits than its factorization.

88557072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1844950 (or 1844944 counting only the distinct ones).

The product of its (nonzero) digits is 156800, while the sum is 42.

The square root of 88557072 is about 9410.4767148110. The cubic root of 88557072 is about 445.7326180588.

The spelling of 88557072 in words is "eighty-eight million, five hundred fifty-seven thousand, seventy-two".