56481458 has 8 divisors (see below), whose sum is σ = 92424240. Its totient is φ = 25673380.

The previous prime is 56481449. The next prime is 56481461. The reversal of 56481458 is 85418465.

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

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, 1283648 + ... + 1283691.

It is an arithmetic number, because the mean of its divisors is an integer number (11553030).

Almost surely, 2^56481458 is an apocalyptic number.

56481458 is a deficient number, since it is larger than the sum of its proper divisors (35942782).

56481458 is a wasteful number, since it uses less digits than its factorization.

56481458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2567352.

The product of its digits is 153600, while the sum is 41.

The square root of 56481458 is about 7515.4146924837. The cubic root of 56481458 is about 383.6795331572.

The spelling of 56481458 in words is "fifty-six million, four hundred eighty-one thousand, four hundred fifty-eight".