23401072 has 10 divisors (see below), whose sum is σ = 45339608. Its totient is φ = 11700528.

The previous prime is 23401019. The next prime is 23401093. The reversal of 23401072 is 27010432.

It is a super-2 number, since 2×23401072² = 1095220341498368, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 731268 + ... + 731299.

Almost surely, 2^23401072 is an apocalyptic number.

It is an amenable number.

23401072 is a deficient number, since it is larger than the sum of its proper divisors (21938536).

23401072 is a wasteful number, since it uses less digits than its factorization.

23401072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1462575 (or 1462569 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 23401072 is about 4837.4654520730. The cubic root of 23401072 is about 286.0302183338.

The spelling of 23401072 in words is "twenty-three million, four hundred one thousand, seventy-two".