564332250 has 64 divisors (see below), whose sum is σ = 1414423296. Its totient is φ = 149864000.

The previous prime is 564332239. The next prime is 564332269. The reversal of 564332250 is 52233465.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

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, 195820 + ... + 198680.

It is an arithmetic number, because the mean of its divisors is an integer number (22100364).

Almost surely, 2^564332250 is an apocalyptic number.

564332250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 564332250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (707211648).

564332250 is an abundant number, since it is smaller than the sum of its proper divisors (850091046).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

564332250 is a wasteful number, since it uses less digits than its factorization.

564332250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3144 (or 3134 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

The square root of 564332250 is about 23755.6782685740. The cubic root of 564332250 is about 826.3771306170.

The spelling of 564332250 in words is "five hundred sixty-four million, three hundred thirty-two thousand, two hundred fifty".