88772172 has 24 divisors (see below), whose sum is σ = 207428592. Its totient is φ = 29548800.

The previous prime is 88772171. The next prime is 88772179. The reversal of 88772172 is 27127788.

It is not an unprimeable number, because it can be changed into a prime (88772171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4272 + ... + 13992.

It is an arithmetic number, because the mean of its divisors is an integer number (8642858).

Almost surely, 2^88772172 is an apocalyptic number.

It is an amenable number.

88772172 is an abundant number, since it is smaller than the sum of its proper divisors (118656420).

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

88772172 is a wasteful number, since it uses less digits than its factorization.

88772172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10489 (or 10487 counting only the distinct ones).

The product of its digits is 87808, while the sum is 42.

The square root of 88772172 is about 9421.8985347965. The cubic root of 88772172 is about 446.0932125016.

The spelling of 88772172 in words is "eighty-eight million, seven hundred seventy-two thousand, one hundred seventy-two".