56344739 has 6 divisors (see below), whose sum is σ = 61932780. Its totient is φ = 51222380.

The previous prime is 56344721. The next prime is 56344751. The reversal of 56344739 is 93744365.

56344739 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 56344739 - 2¹⁶ = 56279203 is a prime.

It is a super-2 number, since 2×56344739² = 6349459225956242, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56344696 and 56344705.

It is not an unprimeable number, because it can be changed into a prime (56304739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 232709 + ... + 232950.

It is an arithmetic number, because the mean of its divisors is an integer number (10322130).

Almost surely, 2^56344739 is an apocalyptic number.

56344739 is a deficient number, since it is larger than the sum of its proper divisors (5588041).

56344739 is a wasteful number, since it uses less digits than its factorization.

56344739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465681 (or 465670 counting only the distinct ones).

The product of its digits is 272160, while the sum is 41.

The square root of 56344739 is about 7506.3132761696. The cubic root of 56344739 is about 383.3697048455.

The spelling of 56344739 in words is "fifty-six million, three hundred forty-four thousand, seven hundred thirty-nine".