56674399 has 8 divisors (see below), whose sum is σ = 57760560. Its totient is φ = 55598400.

The previous prime is 56674367. The next prime is 56674403. The reversal of 56674399 is 99347665.

56674399 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 56674399 - 2⁵ = 56674367 is a prime.

It is a super-2 number, since 2×56674399² = 6423975004022402, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56674099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9229 + ... + 14089.

It is an arithmetic number, because the mean of its divisors is an integer number (7220070).

Almost surely, 2^56674399 is an apocalyptic number.

56674399 is a deficient number, since it is larger than the sum of its proper divisors (1086161).

56674399 is a wasteful number, since it uses less digits than its factorization.

56674399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5081.

The product of its digits is 1224720, while the sum is 49.

The square root of 56674399 is about 7528.2400997843. The cubic root of 56674399 is about 384.1159204969.

The spelling of 56674399 in words is "fifty-six million, six hundred seventy-four thousand, three hundred ninety-nine".