56074813 has 2 divisors, whose sum is σ = 56074814. Its totient is φ = 56074812.

The previous prime is 56074801. The next prime is 56074829. The reversal of 56074813 is 31847065.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 55995289 + 79524 = 7483^2 + 282^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56074813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56474813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28037406 + 28037407.

It is an arithmetic number, because the mean of its divisors is an integer number (28037407).

Almost surely, 2^56074813 is an apocalyptic number.

It is an amenable number.

56074813 is a deficient number, since it is larger than the sum of its proper divisors (1).

56074813 is an equidigital number, since it uses as much as digits as its factorization.

56074813 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 56074813 is about 7488.3117590015. The cubic root of 56074813 is about 382.7565323138.

The spelling of 56074813 in words is "fifty-six million, seventy-four thousand, eight hundred thirteen".