56426 has 8 divisors (see below), whose sum is σ = 85860. Its totient is φ = 27808.

The previous prime is 56417. The next prime is 56431. The reversal of 56426 is 62465.

It can be written as a sum of positive squares in 2 ways, for example, as 46225 + 10201 = 215^2 + 101^2 .

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

It is a plaindrome in base 15.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 56426.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20 + ... + 336.

2⁵⁶⁴²⁶ is an apocalyptic number.

56426 is a deficient number, since it is larger than the sum of its proper divisors (29434).

56426 is a wasteful number, since it uses less digits than its factorization.

56426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408.

The product of its digits is 1440, while the sum is 23.

The square root of 56426 is about 237.5415753084. The cubic root of 56426 is about 38.3553916313.

The spelling of 56426 in words is "fifty-six thousand, four hundred twenty-six".