56412839 has 8 divisors (see below), whose sum is σ = 66551808. Its totient is φ = 46793880.

The previous prime is 56412823. The next prime is 56412847. The reversal of 56412839 is 93821465.

It is a happy number.

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

It is not a de Polignac number, because 56412839 - 2⁴ = 56412823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56412869) 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, 129767 + ... + 130200.

It is an arithmetic number, because the mean of its divisors is an integer number (8318976).

Almost surely, 2^56412839 is an apocalyptic number.

56412839 is a deficient number, since it is larger than the sum of its proper divisors (10138969).

56412839 is a wasteful number, since it uses less digits than its factorization.

56412839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260005.

The product of its digits is 51840, while the sum is 38.

The square root of 56412839 is about 7510.8480879325. The cubic root of 56412839 is about 383.5240935031.

The spelling of 56412839 in words is "fifty-six million, four hundred twelve thousand, eight hundred thirty-nine".