23497916 has 24 divisors (see below), whose sum is σ = 44457504. Its totient is φ = 10802880.

The previous prime is 23497891. The next prime is 23497933. The reversal of 23497916 is 61979432.

It is a congruent 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, 15446 + ... + 16898.

It is an arithmetic number, because the mean of its divisors is an integer number (1852396).

Almost surely, 2^23497916 is an apocalyptic number.

23497916 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

23497916 is a deficient number, since it is larger than the sum of its proper divisors (20959588).

23497916 is a wasteful number, since it uses less digits than its factorization.

23497916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1781 (or 1779 counting only the distinct ones).

The product of its digits is 81648, while the sum is 41.

The square root of 23497916 is about 4847.4649044630. The cubic root of 23497916 is about 286.4242485165.

The spelling of 23497916 in words is "twenty-three million, four hundred ninety-seven thousand, nine hundred sixteen".