23990416 has 20 divisors (see below), whose sum is σ = 46657852. Its totient is φ = 11949696.

The previous prime is 23990413. The next prime is 23990419. The reversal of 23990416 is 61409932.

It is an interprime number because it is at equal distance from previous prime (23990413) and next prime (23990419).

It can be written as a sum of positive squares in 2 ways, for example, as 4665600 + 19324816 = 2160^2 + 4396^2 .

It is not an unprimeable number, because it can be changed into a prime (23990411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1726 + ... + 7138.

Almost surely, 2^23990416 is an apocalyptic number.

It is an amenable number.

23990416 is a deficient number, since it is larger than the sum of its proper divisors (22667436).

23990416 is a wasteful number, since it uses less digits than its factorization.

23990416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5698 (or 5692 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 23990416 is about 4898.0012249896. The cubic root of 23990416 is about 288.4115130609.

The spelling of 23990416 in words is "twenty-three million, nine hundred ninety thousand, four hundred sixteen".