454424449 has 2 divisors, whose sum is σ = 454424450. Its totient is φ = 454424448.

The previous prime is 454424429. The next prime is 454424497. The reversal of 454424449 is 944424454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 453690000 + 734449 = 21300^2 + 857^2 .

It is a cyclic number.

It is not a de Polignac number, because 454424449 - 2¹⁷ = 454293377 is a prime.

It is not a weakly prime, because it can be changed into another prime (454424429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227212224 + 227212225.

It is an arithmetic number, because the mean of its divisors is an integer number (227212225).

Almost surely, 2^454424449 is an apocalyptic number.

It is an amenable number.

454424449 is a deficient number, since it is larger than the sum of its proper divisors (1).

454424449 is an equidigital number, since it uses as much as digits as its factorization.

454424449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 368640, while the sum is 40.

The square root of 454424449 is about 21317.2336150824. The cubic root of 454424449 is about 768.8127252760.

The spelling of 454424449 in words is "four hundred fifty-four million, four hundred twenty-four thousand, four hundred forty-nine".