56458 has 4 divisors (see below), whose sum is σ = 84690. Its totient is φ = 28228.

The previous prime is 56453. The next prime is 56467. The reversal of 56458 is 85465.

56458 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 85465 = 5 ⋅17093.

It can be written as a sum of positive squares in only one way, i.e., 56169 + 289 = 237^2 + 17^2 .

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (56453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14113 + ... + 14116.

2⁵⁶⁴⁵⁸ is an apocalyptic number.

56458 is a deficient number, since it is larger than the sum of its proper divisors (28232).

56458 is a wasteful number, since it uses less digits than its factorization.

56458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28231.

The product of its digits is 4800, while the sum is 28.

The square root of 56458 is about 237.6089223914. The cubic root of 56458 is about 38.3626408934.

The spelling of 56458 in words is "fifty-six thousand, four hundred fifty-eight".