88791552 has 100 divisors (see below), whose sum is σ = 265143186. Its totient is φ = 29583360.

The previous prime is 88791551. The next prime is 88791557. The reversal of 88791552 is 25519788.

It is a happy number.

88791552 is a `hidden beast` number, since 8 + 8 + 7 + 91 + 552 = 666.

It can be written as a sum of positive squares in only one way, i.e., 53934336 + 34857216 = 7344^2 + 5904^2 .

It is a junction number, because it is equal to n+sod(n) for n = 88791498 and 88791507.

It is not an unprimeable number, because it can be changed into a prime (88791551) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 40402 + ... + 42542.

Almost surely, 2^88791552 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 88791552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (132571593).

88791552 is an abundant number, since it is smaller than the sum of its proper divisors (176351634).

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

88791552 is an equidigital number, since it uses as much as digits as its factorization.

88791552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2171 (or 2146 counting only the distinct ones).

The product of its digits is 201600, while the sum is 45.

The square root of 88791552 is about 9422.9269338141. The cubic root of 88791552 is about 446.1256725891.

The spelling of 88791552 in words is "eighty-eight million, seven hundred ninety-one thousand, five hundred fifty-two".