23957066 has 16 divisors (see below), whose sum is σ = 41591040. Its totient is φ = 10136880.

The previous prime is 23957047. The next prime is 23957077. The reversal of 23957066 is 66075932.

It is a super-2 number, since 2×23957066² = 1147882022656712, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9725 + ... + 11936.

It is an arithmetic number, because the mean of its divisors is an integer number (2599440).

Almost surely, 2^23957066 is an apocalyptic number.

23957066 is a deficient number, since it is larger than the sum of its proper divisors (17633974).

23957066 is a wasteful number, since it uses less digits than its factorization.

23957066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21749.

The product of its (nonzero) digits is 68040, while the sum is 38.

The square root of 23957066 is about 4894.5955910575. The cubic root of 23957066 is about 288.2778071061.

The spelling of 23957066 in words is "twenty-three million, nine hundred fifty-seven thousand, sixty-six".