88921164 has 48 divisors (see below), whose sum is σ = 212097536. Its totient is φ = 28987200.

The previous prime is 88921153. The next prime is 88921171. The reversal of 88921164 is 46112988.

It is a super-2 number, since 2×88921164² = 15813946814229792, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 242109 + ... + 242475.

Almost surely, 2^88921164 is an apocalyptic number.

It is an amenable number.

88921164 is an abundant number, since it is smaller than the sum of its proper divisors (123176372).

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

88921164 is a wasteful number, since it uses less digits than its factorization.

88921164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 766 (or 764 counting only the distinct ones).

The product of its digits is 27648, while the sum is 39.

The square root of 88921164 is about 9429.8019067211. The cubic root of 88921164 is about 446.3426419090.

The spelling of 88921164 in words is "eighty-eight million, nine hundred twenty-one thousand, one hundred sixty-four".