56042461 has 2 divisors, whose sum is σ = 56042462. Its totient is φ = 56042460.

The previous prime is 56042447. The next prime is 56042477. The reversal of 56042461 is 16424065.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52838361 + 3204100 = 7269^2 + 1790^2 .

It is a cyclic number.

It is not a de Polignac number, because 56042461 - 2¹⁹ = 55518173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56042401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28021230 + 28021231.

It is an arithmetic number, because the mean of its divisors is an integer number (28021231).

Almost surely, 2^56042461 is an apocalyptic number.

It is an amenable number.

56042461 is a deficient number, since it is larger than the sum of its proper divisors (1).

56042461 is an equidigital number, since it uses as much as digits as its factorization.

56042461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 56042461 is about 7486.1512808652. The cubic root of 56042461 is about 382.6829085193.

The spelling of 56042461 in words is "fifty-six million, forty-two thousand, four hundred sixty-one".