449044969 has 2 divisors, whose sum is σ = 449044970. Its totient is φ = 449044968.

The previous prime is 449044957. The next prime is 449045017. The reversal of 449044969 is 969440944.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 444366400 + 4678569 = 21080^2 + 2163^2 .

It is a cyclic number.

It is not a de Polignac number, because 449044969 - 2¹¹ = 449042921 is a prime.

It is a super-2 number, since 2×449044969² = 403282768368421922, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (449044369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224522484 + 224522485.

It is an arithmetic number, because the mean of its divisors is an integer number (224522485).

Almost surely, 2^449044969 is an apocalyptic number.

It is an amenable number.

449044969 is a deficient number, since it is larger than the sum of its proper divisors (1).

449044969 is an equidigital number, since it uses as much as digits as its factorization.

449044969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1119744, while the sum is 49.

The square root of 449044969 is about 21190.6811830106. The cubic root of 449044969 is about 765.7669378697.

The spelling of 449044969 in words is "four hundred forty-nine million, forty-four thousand, nine hundred sixty-nine".