56427 has 8 divisors (see below), whose sum is σ = 86016. Its totient is φ = 32232.

The previous prime is 56417. The next prime is 56431. The reversal of 56427 is 72465.

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 56427 - 2⁷ = 56299 is a prime.

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 56397 and 56406.

It is not an unprimeable number, because it can be changed into a prime (56417) 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, 1323 + ... + 1364.

It is an arithmetic number, because the mean of its divisors is an integer number (10752).

2⁵⁶⁴²⁷ is an apocalyptic number.

56427 is a deficient number, since it is larger than the sum of its proper divisors (29589).

56427 is a wasteful number, since it uses less digits than its factorization.

56427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2697.

The product of its digits is 1680, while the sum is 24.

The square root of 56427 is about 237.5436801938. The cubic root of 56427 is about 38.3556182122.

The spelling of 56427 in words is "fifty-six thousand, four hundred twenty-seven".