449568850 has 12 divisors (see below), whose sum is σ = 836198154. Its totient is φ = 179827520.

The previous prime is 449568839. The next prime is 449568853. The reversal of 449568850 is 58865944.

It can be written as a sum of positive squares in 3 ways, for example, as 265070961 + 184497889 = 16281^2 + 13583^2 .

It is a super-2 number, since 2×449568850² = 404224301780645000, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 449568794 and 449568803.

It is not an unprimeable number, because it can be changed into a prime (449568853) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4495639 + ... + 4495738.

Almost surely, 2^449568850 is an apocalyptic number.

449568850 is a deficient number, since it is larger than the sum of its proper divisors (386629304).

449568850 is a wasteful number, since it uses less digits than its factorization.

449568850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8991389 (or 8991384 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 49.

The square root of 449568850 is about 21203.0386973188. The cubic root of 449568850 is about 766.0646176631.

The spelling of 449568850 in words is "four hundred forty-nine million, five hundred sixty-eight thousand, eight hundred fifty".