88866921 has 32 divisors (see below), whose sum is σ = 141603840. Its totient is φ = 48859200.

The previous prime is 88866919. The next prime is 88866931. The reversal of 88866921 is 12966888.

It is not a de Polignac number, because 88866921 - 2¹ = 88866919 is a prime.

It is not an unprimeable number, because it can be changed into a prime (88866901) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23556 + ... + 27066.

It is an arithmetic number, because the mean of its divisors is an integer number (4425120).

Almost surely, 2^88866921 is an apocalyptic number.

It is an amenable number.

88866921 is a deficient number, since it is larger than the sum of its proper divisors (52736919).

88866921 is a wasteful number, since it uses less digits than its factorization.

88866921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3597.

The product of its digits is 331776, while the sum is 48.

The square root of 88866921 is about 9426.9253205910. The cubic root of 88866921 is about 446.2518652873.

The spelling of 88866921 in words is "eighty-eight million, eight hundred sixty-six thousand, nine hundred twenty-one".