449474017 has 2 divisors, whose sum is σ = 449474018. Its totient is φ = 449474016.

The previous prime is 449473993. The next prime is 449474023. The reversal of 449474017 is 710474944.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 429484176 + 19989841 = 20724^2 + 4471^2 .

It is a cyclic number.

It is not a de Polignac number, because 449474017 - 2¹¹ = 449471969 is a prime.

It is not a weakly prime, because it can be changed into another prime (449474057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224737008 + 224737009.

It is an arithmetic number, because the mean of its divisors is an integer number (224737009).

Almost surely, 2^449474017 is an apocalyptic number.

It is an amenable number.

449474017 is a deficient number, since it is larger than the sum of its proper divisors (1).

449474017 is an equidigital number, since it uses as much as digits as its factorization.

449474017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112896, while the sum is 40.

The square root of 449474017 is about 21200.8022725556. The cubic root of 449474017 is about 766.0107487806.

The spelling of 449474017 in words is "four hundred forty-nine million, four hundred seventy-four thousand, seventeen".