56004037 has 2 divisors, whose sum is σ = 56004038. Its totient is φ = 56004036.

The previous prime is 56004023. The next prime is 56004059. The reversal of 56004037 is 73040065.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45239076 + 10764961 = 6726^2 + 3281^2 .

It is a cyclic number.

It is not a de Polignac number, because 56004037 - 2¹¹ = 56001989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56004007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28002018 + 28002019.

It is an arithmetic number, because the mean of its divisors is an integer number (28002019).

Almost surely, 2^56004037 is an apocalyptic number.

It is an amenable number.

56004037 is a deficient number, since it is larger than the sum of its proper divisors (1).

56004037 is an equidigital number, since it uses as much as digits as its factorization.

56004037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 56004037 is about 7483.5845020952. The cubic root of 56004037 is about 382.5954297897.

The spelling of 56004037 in words is "fifty-six million, four thousand, thirty-seven".