56007437 has 2 divisors, whose sum is σ = 56007438. Its totient is φ = 56007436.

The previous prime is 56007407. The next prime is 56007443. The reversal of 56007437 is 73470065.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51466276 + 4541161 = 7174^2 + 2131^2 .

It is a cyclic number.

It is not a de Polignac number, because 56007437 - 2¹² = 56003341 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56007407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28003718 + 28003719.

It is an arithmetic number, because the mean of its divisors is an integer number (28003719).

Almost surely, 2^56007437 is an apocalyptic number.

It is an amenable number.

56007437 is a deficient number, since it is larger than the sum of its proper divisors (1).

56007437 is an equidigital number, since it uses as much as digits as its factorization.

56007437 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17640, while the sum is 32.

The square root of 56007437 is about 7483.8116625153. The cubic root of 56007437 is about 382.6031720777.

The spelling of 56007437 in words is "fifty-six million, seven thousand, four hundred thirty-seven".