56823418 has 8 divisors (see below), whose sum is σ = 90249012. Its totient is φ = 26740416.

The previous prime is 56823413. The next prime is 56823421. The reversal of 56823418 is 81432865.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 52316289 + 4507129 = 7233^2 + 2123^2 .

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

It is not an unprimeable number, because it can be changed into a prime (56823413) 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, 835605 + ... + 835672.

Almost surely, 2^56823418 is an apocalyptic number.

56823418 is a deficient number, since it is larger than the sum of its proper divisors (33425594).

56823418 is a wasteful number, since it uses less digits than its factorization.

56823418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1671296.

The product of its digits is 46080, while the sum is 37.

The square root of 56823418 is about 7538.1309354508. The cubic root of 56823418 is about 384.4522891530.

The spelling of 56823418 in words is "fifty-six million, eight hundred twenty-three thousand, four hundred eighteen".