23375437 has 2 divisors, whose sum is σ = 23375438. Its totient is φ = 23375436.

The previous prime is 23375423. The next prime is 23375483. The reversal of 23375437 is 73457332.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21261321 + 2114116 = 4611^2 + 1454^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23375437 is a prime.

It is a super-2 number, since 2×23375437² = 1092822109881938, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23375237) by changing a digit.

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 as a sum of consecutive naturals, namely, 11687718 + 11687719.

It is an arithmetic number, because the mean of its divisors is an integer number (11687719).

Almost surely, 2^23375437 is an apocalyptic number.

It is an amenable number.

23375437 is a deficient number, since it is larger than the sum of its proper divisors (1).

23375437 is an equidigital number, since it uses as much as digits as its factorization.

23375437 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52920, while the sum is 34.

The square root of 23375437 is about 4834.8150947063. The cubic root of 23375437 is about 285.9257350331.

The spelling of 23375437 in words is "twenty-three million, three hundred seventy-five thousand, four hundred thirty-seven".