23145996 has 24 divisors (see below), whose sum is σ = 55157760. Its totient is φ = 7550992.

The previous prime is 23145989. The next prime is 23146007. The reversal of 23145996 is 69954132.

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, 19956 + ... + 21083.

It is an arithmetic number, because the mean of its divisors is an integer number (2298240).

Almost surely, 2^23145996 is an apocalyptic number.

It is an amenable number.

23145996 is an abundant number, since it is smaller than the sum of its proper divisors (32011764).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23145996 is a wasteful number, since it uses less digits than its factorization.

23145996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41093 (or 41091 counting only the distinct ones).

The product of its digits is 58320, while the sum is 39.

The square root of 23145996 is about 4811.0285802518. The cubic root of 23145996 is about 284.9871585473.

The spelling of 23145996 in words is "twenty-three million, one hundred forty-five thousand, nine hundred ninety-six".