23497724 has 6 divisors (see below), whose sum is σ = 41121024. Its totient is φ = 11748860.

The previous prime is 23497717. The next prime is 23497729. The reversal of 23497724 is 42779432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23497729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2937212 + ... + 2937219.

It is an arithmetic number, because the mean of its divisors is an integer number (6853504).

Almost surely, 2^23497724 is an apocalyptic number.

It is an amenable number.

23497724 is a deficient number, since it is larger than the sum of its proper divisors (17623300).

23497724 is a wasteful number, since it uses less digits than its factorization.

23497724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5874435 (or 5874433 counting only the distinct ones).

The product of its digits is 84672, while the sum is 38.

The square root of 23497724 is about 4847.4451002564. The cubic root of 23497724 is about 286.4234683962.

The spelling of 23497724 in words is "twenty-three million, four hundred ninety-seven thousand, seven hundred twenty-four".