23494172 has 24 divisors (see below), whose sum is σ = 45224256. Its totient is φ = 10611648.

The previous prime is 23494117. The next prime is 23494183. The reversal of 23494172 is 27149432.

It is a super-2 number, since 2×23494172² = 1103952235931168, 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 in 7 ways as a sum of consecutive naturals, for example, 2363 + ... + 7250.

It is an arithmetic number, because the mean of its divisors is an integer number (1884344).

Almost surely, 2^23494172 is an apocalyptic number.

It is an amenable number.

23494172 is a deficient number, since it is larger than the sum of its proper divisors (21730084).

23494172 is a wasteful number, since it uses less digits than its factorization.

23494172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9677 (or 9675 counting only the distinct ones).

The product of its digits is 12096, while the sum is 32.

The square root of 23494172 is about 4847.0787078404. The cubic root of 23494172 is about 286.4090354036.

The spelling of 23494172 in words is "twenty-three million, four hundred ninety-four thousand, one hundred seventy-two".