23920492 has 12 divisors (see below), whose sum is σ = 42252840. Its totient is φ = 11848256.

The previous prime is 23920471. The next prime is 23920493. The reversal of 23920492 is 29402932.

It is not an unprimeable number, because it can be changed into a prime (23920493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27517 + ... + 28372.

It is an arithmetic number, because the mean of its divisors is an integer number (3521070).

Almost surely, 2^23920492 is an apocalyptic number.

It is an amenable number.

23920492 is a deficient number, since it is larger than the sum of its proper divisors (18332348).

23920492 is a wasteful number, since it uses less digits than its factorization.

23920492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56000 (or 55998 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 23920492 is about 4890.8580024368. The cubic root of 23920492 is about 288.1310328383.

The spelling of 23920492 in words is "twenty-three million, nine hundred twenty thousand, four hundred ninety-two".