56288737 has 2 divisors, whose sum is σ = 56288738. Its totient is φ = 56288736.

The previous prime is 56288693. The next prime is 56288759. The reversal of 56288737 is 73788265.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55890576 + 398161 = 7476^2 + 631^2 .

It is a cyclic number.

It is not a de Polignac number, because 56288737 - 2²³ = 47900129 is a prime.

It is not a weakly prime, because it can be changed into another prime (56388737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28144368 + 28144369.

It is an arithmetic number, because the mean of its divisors is an integer number (28144369).

Almost surely, 2^56288737 is an apocalyptic number.

It is an amenable number.

56288737 is a deficient number, since it is larger than the sum of its proper divisors (1).

56288737 is an equidigital number, since it uses as much as digits as its factorization.

56288737 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 564480, while the sum is 46.

The square root of 56288737 is about 7502.5820222108. The cubic root of 56288737 is about 383.2426501729.

It can be divided in two parts, 5628 and 8737, that added together give a triangular number (14365 = T₁₆₉).

The spelling of 56288737 in words is "fifty-six million, two hundred eighty-eight thousand, seven hundred thirty-seven".