23157126 has 24 divisors (see below), whose sum is σ = 50266944. Its totient is φ = 7704720.

The previous prime is 23157119. The next prime is 23157137. The reversal of 23157126 is 62175132.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 23157126.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13995 + ... + 15561.

It is an arithmetic number, because the mean of its divisors is an integer number (2094456).

Almost surely, 2^23157126 is an apocalyptic number.

23157126 is an abundant number, since it is smaller than the sum of its proper divisors (27109818).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23157126 is a wasteful number, since it uses less digits than its factorization.

23157126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2396 (or 2393 counting only the distinct ones).

The product of its digits is 2520, while the sum is 27.

The square root of 23157126 is about 4812.1851585325. The cubic root of 23157126 is about 285.0328309362.

The spelling of 23157126 in words is "twenty-three million, one hundred fifty-seven thousand, one hundred twenty-six".