56316739 has 16 divisors (see below), whose sum is σ = 60641280. Its totient is φ = 52200000.

The previous prime is 56316737. The next prime is 56316761. The reversal of 56316739 is 93761365.

It is a cyclic number.

It is not a de Polignac number, because 56316739 - 2¹ = 56316737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56316731) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74614 + ... + 75364.

It is an arithmetic number, because the mean of its divisors is an integer number (3790080).

Almost surely, 2^56316739 is an apocalyptic number.

56316739 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

56316739 is a deficient number, since it is larger than the sum of its proper divisors (4324541).

56316739 is a wasteful number, since it uses less digits than its factorization.

56316739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 882.

The product of its digits is 102060, while the sum is 40.

The square root of 56316739 is about 7504.4479477174. The cubic root of 56316739 is about 383.3061903066.

The spelling of 56316739 in words is "fifty-six million, three hundred sixteen thousand, seven hundred thirty-nine".