88699923 has 24 divisors (see below), whose sum is σ = 145243280. Its totient is φ = 51710400.

The previous prime is 88699907. The next prime is 88699939. The reversal of 88699923 is 32999688.

88699923 = 472² + 473² + ... + 718².

It is an interprime number because it is at equal distance from previous prime (88699907) and next prime (88699939).

It is not a de Polignac number, because 88699923 - 2⁴ = 88699907 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 88699923.

It is not an unprimeable number, because it can be changed into a prime (88699943) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17728 + ... + 22173.

Almost surely, 2^88699923 is an apocalyptic number.

88699923 is a deficient number, since it is larger than the sum of its proper divisors (56543357).

88699923 is a wasteful number, since it uses less digits than its factorization.

88699923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39939 (or 39936 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 54.

The square root of 88699923 is about 9418.0636544886. The cubic root of 88699923 is about 445.9721590402.

The spelling of 88699923 in words is "eighty-eight million, six hundred ninety-nine thousand, nine hundred twenty-three".