56627801 has 2 divisors, whose sum is σ = 56627802. Its totient is φ = 56627800.

The previous prime is 56627761. The next prime is 56627819. The reversal of 56627801 is 10872665.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53655625 + 2972176 = 7325^2 + 1724^2 .

It is a cyclic number.

It is not a de Polignac number, because 56627801 - 2¹⁰ = 56626777 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (56627821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28313900 + 28313901.

It is an arithmetic number, because the mean of its divisors is an integer number (28313901).

Almost surely, 2^56627801 is an apocalyptic number.

It is an amenable number.

56627801 is a deficient number, since it is larger than the sum of its proper divisors (1).

56627801 is an equidigital number, since it uses as much as digits as its factorization.

56627801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 56627801 is about 7525.1445833286. The cubic root of 56627801 is about 384.0106175630.

The spelling of 56627801 in words is "fifty-six million, six hundred twenty-seven thousand, eight hundred one".