56493 has 6 divisors (see below), whose sum is σ = 81614. Its totient is φ = 37656.

The previous prime is 56489. The next prime is 56501. The reversal of 56493 is 39465.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 56169 + 324 = 237^2 + 18^2 .

It is not a de Polignac number, because 56493 - 2² = 56489 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 9.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 56493.

It is not an unprimeable number, because it can be changed into a prime (56443) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3130 + ... + 3147.

2⁵⁶⁴⁹³ is an apocalyptic number.

It is an amenable number.

56493 is a deficient number, since it is larger than the sum of its proper divisors (25121).

56493 is a wasteful number, since it uses less digits than its factorization.

56493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6283 (or 6280 counting only the distinct ones).

The product of its digits is 3240, while the sum is 27.

The square root of 56493 is about 237.6825614133. The cubic root of 56493 is about 38.3705666380.

The spelling of 56493 in words is "fifty-six thousand, four hundred ninety-three".