56465813 has 8 divisors (see below), whose sum is σ = 59119200. Its totient is φ = 53859568.

The previous prime is 56465807. The next prime is 56465819. The reversal of 56465813 is 31856465.

It is an interprime number because it is at equal distance from previous prime (56465807) and next prime (56465819).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56465813 - 2⁶ = 56465749 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56465819) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9323 + ... + 14136.

It is an arithmetic number, because the mean of its divisors is an integer number (7389900).

Almost surely, 2^56465813 is an apocalyptic number.

It is an amenable number.

56465813 is a deficient number, since it is larger than the sum of its proper divisors (2653387).

56465813 is a wasteful number, since it uses less digits than its factorization.

56465813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23571.

The product of its digits is 86400, while the sum is 38.

The square root of 56465813 is about 7514.3737596689. The cubic root of 56465813 is about 383.6441042995.

The spelling of 56465813 in words is "fifty-six million, four hundred sixty-five thousand, eight hundred thirteen".