352430609 has 2 divisors, whose sum is σ = 352430610. Its totient is φ = 352430608.

The previous prime is 352430579. The next prime is 352430627. The reversal of 352430609 is 906034253.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 293094400 + 59336209 = 17120^2 + 7703^2 .

It is a cyclic number.

It is not a de Polignac number, because 352430609 - 2¹² = 352426513 is a prime.

It is a super-2 number, since 2×352430609² = 248414668320221762, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (352432609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 176215304 + 176215305.

It is an arithmetic number, because the mean of its divisors is an integer number (176215305).

Almost surely, 2^352430609 is an apocalyptic number.

It is an amenable number.

352430609 is a deficient number, since it is larger than the sum of its proper divisors (1).

352430609 is an equidigital number, since it uses as much as digits as its factorization.

352430609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 352430609 is about 18773.1353002102. The cubic root of 352430609 is about 706.3574663625.

The spelling of 352430609 in words is "three hundred fifty-two million, four hundred thirty thousand, six hundred nine".