23991092 has 12 divisors (see below), whose sum is σ = 42611520. Its totient is φ = 11816376.

The previous prime is 23991089. The next prime is 23991101. The reversal of 23991092 is 29019932.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44492 + ... + 45027.

It is an arithmetic number, because the mean of its divisors is an integer number (3550960).

Almost surely, 2^23991092 is an apocalyptic number.

It is an amenable number.

23991092 is a deficient number, since it is larger than the sum of its proper divisors (18620428).

23991092 is a wasteful number, since it uses less digits than its factorization.

23991092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89590 (or 89588 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 35.

The square root of 23991092 is about 4898.0702322445. The cubic root of 23991092 is about 288.4142219808.

The spelling of 23991092 in words is "twenty-three million, nine hundred ninety-one thousand, ninety-two".