23499459 has 6 divisors (see below), whose sum is σ = 33943676. Its totient is φ = 15666300.

The previous prime is 23499451. The next prime is 23499493. The reversal of 23499459 is 95499432.

It is a happy number.

It is not a de Polignac number, because 23499459 - 2³ = 23499451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23499451) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1305517 + ... + 1305534.

Almost surely, 2^23499459 is an apocalyptic number.

23499459 is a deficient number, since it is larger than the sum of its proper divisors (10444217).

23499459 is a wasteful number, since it uses less digits than its factorization.

23499459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2611057 (or 2611054 counting only the distinct ones).

The product of its digits is 349920, while the sum is 45.

The square root of 23499459 is about 4847.6240572058. The cubic root of 23499459 is about 286.4305177667.

The spelling of 23499459 in words is "twenty-three million, four hundred ninety-nine thousand, four hundred fifty-nine".