454464449 has 2 divisors, whose sum is σ = 454464450. Its totient is φ = 454464448.

The previous prime is 454464427. The next prime is 454464467. The reversal of 454464449 is 944464454.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 244359424 + 210105025 = 15632^2 + 14495^2 .

It is a cyclic number.

It is not a de Polignac number, because 454464449 - 2¹⁶ = 454398913 is a prime.

It is not a weakly prime, because it can be changed into another prime (454424449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227232224 + 227232225.

It is an arithmetic number, because the mean of its divisors is an integer number (227232225).

Almost surely, 2^454464449 is an apocalyptic number.

It is an amenable number.

454464449 is a deficient number, since it is larger than the sum of its proper divisors (1).

454464449 is an equidigital number, since it uses as much as digits as its factorization.

454464449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1105920, while the sum is 44.

The square root of 454464449 is about 21318.1718024787. The cubic root of 454464449 is about 768.8352824593.

The spelling of 454464449 in words is "four hundred fifty-four million, four hundred sixty-four thousand, four hundred forty-nine".