564421199 has 32 divisors (see below), whose sum is σ = 636284160. Its totient is φ = 498313728.

The previous prime is 564421183. The next prime is 564421237. The reversal of 564421199 is 991124465.

It is a cyclic number.

It is not a de Polignac number, because 564421199 - 2⁴ = 564421183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564421159) 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 31 ways as a sum of consecutive naturals, for example, 2486324 + ... + 2486550.

It is an arithmetic number, because the mean of its divisors is an integer number (19883880).

Almost surely, 2^564421199 is an apocalyptic number.

564421199 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

564421199 is a deficient number, since it is larger than the sum of its proper divisors (71862961).

564421199 is a wasteful number, since it uses less digits than its factorization.

564421199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407.

The product of its digits is 77760, while the sum is 41.

The square root of 564421199 is about 23757.5503577284. The cubic root of 564421199 is about 826.4205456784.

The spelling of 564421199 in words is "five hundred sixty-four million, four hundred twenty-one thousand, one hundred ninety-nine".