564225449 has 4 divisors (see below), whose sum is σ = 564279936. Its totient is φ = 564170964.

The previous prime is 564225407. The next prime is 564225481. The reversal of 564225449 is 944522465.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-564225449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (564225499) 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 3 ways as a sum of consecutive naturals, for example, 6389 + ... + 34194.

It is an arithmetic number, because the mean of its divisors is an integer number (141069984).

Almost surely, 2^564225449 is an apocalyptic number.

It is an amenable number.

564225449 is a deficient number, since it is larger than the sum of its proper divisors (54487).

564225449 is a wasteful number, since it uses less digits than its factorization.

564225449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54486.

The product of its digits is 345600, while the sum is 41.

The square root of 564225449 is about 23753.4302575439. The cubic root of 564225449 is about 826.3249961565.

The spelling of 564225449 in words is "five hundred sixty-four million, two hundred twenty-five thousand, four hundred forty-nine".