56718398 has 8 divisors (see below), whose sum is σ = 92811960. Its totient is φ = 25781080.

The previous prime is 56718397. The next prime is 56718413. The reversal of 56718398 is 89381765.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56718397) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1289033 + ... + 1289076.

It is an arithmetic number, because the mean of its divisors is an integer number (11601495).

Almost surely, 2^56718398 is an apocalyptic number.

56718398 is a deficient number, since it is larger than the sum of its proper divisors (36093562).

56718398 is a wasteful number, since it uses less digits than its factorization.

56718398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2578122.

The product of its digits is 362880, while the sum is 47.

The square root of 56718398 is about 7531.1617961640. The cubic root of 56718398 is about 384.2152971994.

The spelling of 56718398 in words is "fifty-six million, seven hundred eighteen thousand, three hundred ninety-eight".