23955572 has 6 divisors (see below), whose sum is σ = 41922258. Its totient is φ = 11977784.

The previous prime is 23955563. The next prime is 23955583. The reversal of 23955572 is 27555932.

It can be written as a sum of positive squares in only one way, i.e., 19307236 + 4648336 = 4394^2 + 2156^2 .

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, 2994443 + ... + 2994450.

It is an arithmetic number, because the mean of its divisors is an integer number (6987043).

Almost surely, 2^23955572 is an apocalyptic number.

It is an amenable number.

23955572 is a deficient number, since it is larger than the sum of its proper divisors (17966686).

23955572 is a wasteful number, since it uses less digits than its factorization.

23955572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5988897 (or 5988895 counting only the distinct ones).

The product of its digits is 94500, while the sum is 38.

The square root of 23955572 is about 4894.4429713707. The cubic root of 23955572 is about 288.2718144969.

The spelling of 23955572 in words is "twenty-three million, nine hundred fifty-five thousand, five hundred seventy-two".