464645089 has 2 divisors, whose sum is σ = 464645090. Its totient is φ = 464645088.

The previous prime is 464645023. The next prime is 464645099. The reversal of 464645089 is 980546464.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 461906064 + 2739025 = 21492^2 + 1655^2 .

It is a cyclic number.

It is not a de Polignac number, because 464645089 - 2¹¹ = 464643041 is a prime.

It is not a weakly prime, because it can be changed into another prime (464645009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232322544 + 232322545.

It is an arithmetic number, because the mean of its divisors is an integer number (232322545).

Almost surely, 2^464645089 is an apocalyptic number.

It is an amenable number.

464645089 is a deficient number, since it is larger than the sum of its proper divisors (1).

464645089 is an equidigital number, since it uses as much as digits as its factorization.

464645089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 829440, while the sum is 46.

The square root of 464645089 is about 21555.6277802341. The cubic root of 464645089 is about 774.5339349692.

The spelling of 464645089 in words is "four hundred sixty-four million, six hundred forty-five thousand, eighty-nine".