56613305 has 8 divisors (see below), whose sum is σ = 77641152. Its totient is φ = 38820528.

The previous prime is 56613299. The next prime is 56613313. The reversal of 56613305 is 50331665.

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 56613305 - 2⁴ = 56613289 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 808727 + ... + 808796.

It is an arithmetic number, because the mean of its divisors is an integer number (9705144).

Almost surely, 2^56613305 is an apocalyptic number.

It is an amenable number.

56613305 is a deficient number, since it is larger than the sum of its proper divisors (21027847).

56613305 is a wasteful number, since it uses less digits than its factorization.

56613305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1617535.

The product of its (nonzero) digits is 8100, while the sum is 29.

The square root of 56613305 is about 7524.1813508182. The cubic root of 56613305 is about 383.9778474815.

The spelling of 56613305 in words is "fifty-six million, six hundred thirteen thousand, three hundred five".