449568290 has 16 divisors (see below), whose sum is σ = 809464320. Its totient is φ = 179773680.

The previous prime is 449568283. The next prime is 449568307. The reversal of 449568290 is 92865944.

449568290 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×449568290² = 404223294747048200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63551 + ... + 70269.

It is an arithmetic number, because the mean of its divisors is an integer number (50591520).

Almost surely, 2^449568290 is an apocalyptic number.

449568290 is a deficient number, since it is larger than the sum of its proper divisors (359896030).

449568290 is a wasteful number, since it uses less digits than its factorization.

449568290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13417.

The product of its (nonzero) digits is 622080, while the sum is 47.

The square root of 449568290 is about 21203.0254916604. The cubic root of 449568290 is about 766.0642995832.

The spelling of 449568290 in words is "four hundred forty-nine million, five hundred sixty-eight thousand, two hundred ninety".