470564561 has 2 divisors, whose sum is σ = 470564562. Its totient is φ = 470564560.

The previous prime is 470564533. The next prime is 470564569. The reversal of 470564561 is 165465074.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 430811536 + 39753025 = 20756^2 + 6305^2 .

It is a cyclic number.

It is not a de Polignac number, because 470564561 - 2¹⁰ = 470563537 is a prime.

It is not a weakly prime, because it can be changed into another prime (470564569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 235282280 + 235282281.

It is an arithmetic number, because the mean of its divisors is an integer number (235282281).

Almost surely, 2^470564561 is an apocalyptic number.

It is an amenable number.

470564561 is a deficient number, since it is larger than the sum of its proper divisors (1).

470564561 is an equidigital number, since it uses as much as digits as its factorization.

470564561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 100800, while the sum is 38.

The square root of 470564561 is about 21692.5001094848. The cubic root of 470564561 is about 777.8091937189.

The spelling of 470564561 in words is "four hundred seventy million, five hundred sixty-four thousand, five hundred sixty-one".