56546761 has 2 divisors, whose sum is σ = 56546762. Its totient is φ = 56546760.

The previous prime is 56546747. The next prime is 56546783. The reversal of 56546761 is 16764565.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47183161 + 9363600 = 6869^2 + 3060^2 .

It is a cyclic number.

It is not a de Polignac number, because 56546761 - 2²⁵ = 22992329 is a prime.

It is a super-2 number, since 2×56546761² = 6395072359182242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (56546731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28273380 + 28273381.

It is an arithmetic number, because the mean of its divisors is an integer number (28273381).

Almost surely, 2^56546761 is an apocalyptic number.

It is an amenable number.

56546761 is a deficient number, since it is larger than the sum of its proper divisors (1).

56546761 is an equidigital number, since it uses as much as digits as its factorization.

56546761 is an evil number, because the sum of its binary digits is even.

The product of its digits is 151200, while the sum is 40.

The square root of 56546761 is about 7519.7580413202. The cubic root of 56546761 is about 383.8273443469.

The spelling of 56546761 in words is "fifty-six million, five hundred forty-six thousand, seven hundred sixty-one".