449879228 has 24 divisors (see below), whose sum is σ = 834372000. Its totient is φ = 211511808.

The previous prime is 449879203. The next prime is 449879239. The reversal of 449879228 is 822978944.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 449879228.

It is a congruent number.

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, 92768 + ... + 97496.

It is an arithmetic number, because the mean of its divisors is an integer number (34765500).

Almost surely, 2^449879228 is an apocalyptic number.

It is an amenable number.

449879228 is a deficient number, since it is larger than the sum of its proper divisors (384492772).

449879228 is a wasteful number, since it uses less digits than its factorization.

449879228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6149 (or 6147 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 53.

The square root of 449879228 is about 21210.3566212358. The cubic root of 449879228 is about 766.2408716502.

The spelling of 449879228 in words is "four hundred forty-nine million, eight hundred seventy-nine thousand, two hundred twenty-eight".