56731335 has 16 divisors (see below), whose sum is σ = 91330944. Its totient is φ = 30069792.

The previous prime is 56731307. The next prime is 56731349. The reversal of 56731335 is 53313765.

It is not a de Polignac number, because 56731335 - 2¹⁴ = 56714951 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56731296 and 56731305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9157 + ... + 14046.

It is an arithmetic number, because the mean of its divisors is an integer number (5708184).

Almost surely, 2^56731335 is an apocalyptic number.

56731335 is a deficient number, since it is larger than the sum of its proper divisors (34599609).

56731335 is a wasteful number, since it uses less digits than its factorization.

56731335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23374.

The product of its digits is 28350, while the sum is 33.

The square root of 56731335 is about 7532.0206452187. The cubic root of 56731335 is about 384.2445070949.

The spelling of 56731335 in words is "fifty-six million, seven hundred thirty-one thousand, three hundred thirty-five".