56464039 has 2 divisors, whose sum is σ = 56464040. Its totient is φ = 56464038.

The previous prime is 56464033. The next prime is 56464063. The reversal of 56464039 is 93046465.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56464039 - 2²¹ = 54366887 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56463989 and 56464007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56464033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28232019 + 28232020.

It is an arithmetic number, because the mean of its divisors is an integer number (28232020).

Almost surely, 2^56464039 is an apocalyptic number.

56464039 is a deficient number, since it is larger than the sum of its proper divisors (1).

56464039 is an equidigital number, since it uses as much as digits as its factorization.

56464039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 37.

The square root of 56464039 is about 7514.2557182997. The cubic root of 56464039 is about 383.6400865777.

The spelling of 56464039 in words is "fifty-six million, four hundred sixty-four thousand, thirty-nine".