23492439 has 12 divisors (see below), whose sum is σ = 34077472. Its totient is φ = 15595200.

The previous prime is 23492437. The next prime is 23492449. The reversal of 23492439 is 93429432.

It is not a de Polignac number, because 23492439 - 2¹ = 23492437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23492431) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3247 + ... + 7584.

Almost surely, 2^23492439 is an apocalyptic number.

23492439 is a deficient number, since it is larger than the sum of its proper divisors (10585033).

23492439 is a wasteful number, since it uses less digits than its factorization.

23492439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11078 (or 11075 counting only the distinct ones).

The product of its digits is 46656, while the sum is 36.

The square root of 23492439 is about 4846.8999370732. The cubic root of 23492439 is about 286.4019931030.

The spelling of 23492439 in words is "twenty-three million, four hundred ninety-two thousand, four hundred thirty-nine".