564421601 has 8 divisors (see below), whose sum is σ = 575092320. Its totient is φ = 553817088.

The previous prime is 564421597. The next prime is 564421603. The reversal of 564421601 is 106124465.

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

It is a cyclic number.

It is not a de Polignac number, because 564421601 - 2² = 564421597 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (564421603) 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 7 ways as a sum of consecutive naturals, for example, 830 + ... + 33608.

It is an arithmetic number, because the mean of its divisors is an integer number (71886540).

Almost surely, 2^564421601 is an apocalyptic number.

It is an amenable number.

564421601 is a deficient number, since it is larger than the sum of its proper divisors (10670719).

564421601 is a wasteful number, since it uses less digits than its factorization.

564421601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33103.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 564421601 is about 23757.5588181951. The cubic root of 564421601 is about 826.4207418800.

The spelling of 564421601 in words is "five hundred sixty-four million, four hundred twenty-one thousand, six hundred one".