56257463 has 2 divisors, whose sum is σ = 56257464. Its totient is φ = 56257462.

The previous prime is 56257447. The next prime is 56257469. The reversal of 56257463 is 36475265.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56257463 - 2⁴ = 56257447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56257469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28128731 + 28128732.

It is an arithmetic number, because the mean of its divisors is an integer number (28128732).

Almost surely, 2^56257463 is an apocalyptic number.

56257463 is a deficient number, since it is larger than the sum of its proper divisors (1).

56257463 is an equidigital number, since it uses as much as digits as its factorization.

56257463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 151200, while the sum is 38.

The square root of 56257463 is about 7500.4975168318. The cubic root of 56257463 is about 383.1716605357.

The spelling of 56257463 in words is "fifty-six million, two hundred fifty-seven thousand, four hundred sixty-three".