56604398 has 4 divisors (see below), whose sum is σ = 84906600. Its totient is φ = 28302198.

The previous prime is 56604397. The next prime is 56604409. The reversal of 56604398 is 89340665.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56604397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14151098 + ... + 14151101.

It is an arithmetic number, because the mean of its divisors is an integer number (21226650).

Almost surely, 2^56604398 is an apocalyptic number.

56604398 is a deficient number, since it is larger than the sum of its proper divisors (28302202).

56604398 is a wasteful number, since it uses less digits than its factorization.

56604398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28302201.

The product of its (nonzero) digits is 155520, while the sum is 41.

The square root of 56604398 is about 7523.5894359009. The cubic root of 56604398 is about 383.9577092821.

The spelling of 56604398 in words is "fifty-six million, six hundred four thousand, three hundred ninety-eight".