456352489 has 2 divisors, whose sum is σ = 456352490. Its totient is φ = 456352488.

The previous prime is 456352459. The next prime is 456352493. The reversal of 456352489 is 984253654.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 418898089 + 37454400 = 20467^2 + 6120^2 .

It is a cyclic number.

It is not a de Polignac number, because 456352489 - 2⁹ = 456351977 is a prime.

It is not a weakly prime, because it can be changed into another prime (456352459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228176244 + 228176245.

It is an arithmetic number, because the mean of its divisors is an integer number (228176245).

Almost surely, 2^456352489 is an apocalyptic number.

It is an amenable number.

456352489 is a deficient number, since it is larger than the sum of its proper divisors (1).

456352489 is an equidigital number, since it uses as much as digits as its factorization.

456352489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1036800, while the sum is 46.

The square root of 456352489 is about 21362.4083146072. The cubic root of 456352489 is about 769.8985018293.

The spelling of 456352489 in words is "four hundred fifty-six million, three hundred fifty-two thousand, four hundred eighty-nine".