56870329 has 8 divisors (see below), whose sum is σ = 60606720. Its totient is φ = 53239296.

The previous prime is 56870327. The next prime is 56870339. The reversal of 56870329 is 92307865.

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

It is not a de Polignac number, because 56870329 - 2¹ = 56870327 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56870291 and 56870300.

It is not an unprimeable number, because it can be changed into a prime (56870323) 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, 25224 + ... + 27385.

It is an arithmetic number, because the mean of its divisors is an integer number (7575840).

Almost surely, 2^56870329 is an apocalyptic number.

It is an amenable number.

56870329 is a deficient number, since it is larger than the sum of its proper divisors (3736391).

56870329 is a wasteful number, since it uses less digits than its factorization.

56870329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52679.

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 56870329 is about 7541.2418738561. The cubic root of 56870329 is about 384.5580558789.

The spelling of 56870329 in words is "fifty-six million, eight hundred seventy thousand, three hundred twenty-nine".