564740198 has 8 divisors (see below), whose sum is σ = 924120360. Its totient is φ = 256700080.

The previous prime is 564740161. The next prime is 564740201. The reversal of 564740198 is 891047465.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12834983 + ... + 12835026.

It is an arithmetic number, because the mean of its divisors is an integer number (115515045).

Almost surely, 2^564740198 is an apocalyptic number.

564740198 is a deficient number, since it is larger than the sum of its proper divisors (359380162).

564740198 is a wasteful number, since it uses less digits than its factorization.

564740198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25670022.

The product of its (nonzero) digits is 241920, while the sum is 44.

The square root of 564740198 is about 23764.2630434861. The cubic root of 564740198 is about 826.5762081979.

The spelling of 564740198 in words is "five hundred sixty-four million, seven hundred forty thousand, one hundred ninety-eight".