23318492 has 24 divisors (see below), whose sum is σ = 43387344. Its totient is φ = 10927872.

The previous prime is 23318489. The next prime is 23318507. The reversal of 23318492 is 29481332.

It is a happy number.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20318 + ... + 21434.

It is an arithmetic number, because the mean of its divisors is an integer number (1807806).

Almost surely, 2^23318492 is an apocalyptic number.

It is an amenable number.

23318492 is a deficient number, since it is larger than the sum of its proper divisors (20068852).

23318492 is a wasteful number, since it uses less digits than its factorization.

23318492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1445 (or 1443 counting only the distinct ones).

The product of its digits is 10368, while the sum is 32.

The square root of 23318492 is about 4828.9224470890. The cubic root of 23318492 is about 285.6933646110.

The spelling of 23318492 in words is "twenty-three million, three hundred eighteen thousand, four hundred ninety-two".