56747827 has 2 divisors, whose sum is σ = 56747828. Its totient is φ = 56747826.

The previous prime is 56747797. The next prime is 56747843. The reversal of 56747827 is 72874765.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56747827 - 2¹⁵ = 56715059 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (56747897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28373913 + 28373914.

It is an arithmetic number, because the mean of its divisors is an integer number (28373914).

Almost surely, 2^56747827 is an apocalyptic number.

56747827 is a deficient number, since it is larger than the sum of its proper divisors (1).

56747827 is an equidigital number, since it uses as much as digits as its factorization.

56747827 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 658560, while the sum is 46.

The square root of 56747827 is about 7533.1153582034. The cubic root of 56747827 is about 384.2817372338.

The spelling of 56747827 in words is "fifty-six million, seven hundred forty-seven thousand, eight hundred twenty-seven".