56486377 has 2 divisors, whose sum is σ = 56486378. Its totient is φ = 56486376.

The previous prime is 56486369. The next prime is 56486387. The reversal of 56486377 is 77368465.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46526041 + 9960336 = 6821^2 + 3156^2 .

It is a cyclic number.

It is not a de Polignac number, because 56486377 - 2³ = 56486369 is a prime.

It is a super-2 number, since 2×56486377² = 6381421573172258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (56486317) 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, 28243188 + 28243189.

It is an arithmetic number, because the mean of its divisors is an integer number (28243189).

Almost surely, 2^56486377 is an apocalyptic number.

It is an amenable number.

56486377 is a deficient number, since it is larger than the sum of its proper divisors (1).

56486377 is an equidigital number, since it uses as much as digits as its factorization.

56486377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 846720, while the sum is 46.

The square root of 56486377 is about 7515.7419460756. The cubic root of 56486377 is about 383.6906711182.

The spelling of 56486377 in words is "fifty-six million, four hundred eighty-six thousand, three hundred seventy-seven".