23899464 has 24 divisors (see below), whose sum is σ = 64727910. Its totient is φ = 7966464.

The previous prime is 23899459. The next prime is 23899471. The reversal of 23899464 is 46499832.

It can be written as a sum of positive squares in only one way, i.e., 17994564 + 5904900 = 4242^2 + 2430^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 165897 + ... + 166040.

Almost surely, 2^23899464 is an apocalyptic number.

23899464 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

23899464 is an abundant number, since it is smaller than the sum of its proper divisors (40828446).

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

23899464 is a wasteful number, since it uses less digits than its factorization.

23899464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331949 (or 331942 counting only the distinct ones).

The product of its digits is 373248, while the sum is 45.

The square root of 23899464 is about 4888.7078047271. The cubic root of 23899464 is about 288.0465781147.

The spelling of 23899464 in words is "twenty-three million, eight hundred ninety-nine thousand, four hundred sixty-four".