56674281 has 8 divisors (see below), whose sum is σ = 76003200. Its totient is φ = 37564112.

The previous prime is 56674273. The next prime is 56674291. The reversal of 56674281 is 18247665.

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

It is a cyclic number.

It is not a de Polignac number, because 56674281 - 2³ = 56674273 is a prime.

It is a super-2 number, since 2×56674281² = 6423948253733922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56674201) 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, 54081 + ... + 55118.

It is an arithmetic number, because the mean of its divisors is an integer number (9500400).

Almost surely, 2^56674281 is an apocalyptic number.

It is an amenable number.

56674281 is a deficient number, since it is larger than the sum of its proper divisors (19328919).

56674281 is a wasteful number, since it uses less digits than its factorization.

56674281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109375.

The product of its digits is 80640, while the sum is 39.

The square root of 56674281 is about 7528.2322626231. The cubic root of 56674281 is about 384.1156539114.

It can be divided in two parts, 566 and 74281, that added together give a palindrome (74847).

The spelling of 56674281 in words is "fifty-six million, six hundred seventy-four thousand, two hundred eighty-one".