56741857 has 2 divisors, whose sum is σ = 56741858. Its totient is φ = 56741856.

The previous prime is 56741843. The next prime is 56741863. The reversal of 56741857 is 75814765.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52432081 + 4309776 = 7241^2 + 2076^2 .

It is a cyclic number.

It is not a de Polignac number, because 56741857 - 2¹⁹ = 56217569 is a prime.

It is not a weakly prime, because it can be changed into another prime (56741837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28370928 + 28370929.

It is an arithmetic number, because the mean of its divisors is an integer number (28370929).

Almost surely, 2^56741857 is an apocalyptic number.

It is an amenable number.

56741857 is a deficient number, since it is larger than the sum of its proper divisors (1).

56741857 is an equidigital number, since it uses as much as digits as its factorization.

56741857 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 235200, while the sum is 43.

The square root of 56741857 is about 7532.7190973778. The cubic root of 56741857 is about 384.2682609913.

It can be divided in two parts, 567 and 41857, that added together give a palindrome (42424).

The spelling of 56741857 in words is "fifty-six million, seven hundred forty-one thousand, eight hundred fifty-seven".