449919328 has 12 divisors (see below), whose sum is σ = 885778740. Its totient is φ = 224959648.

The previous prime is 449919313. The next prime is 449919329. The reversal of 449919328 is 823919944.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449919329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7029958 + ... + 7030021.

It is an arithmetic number, because the mean of its divisors is an integer number (73814895).

Almost surely, 2^449919328 is an apocalyptic number.

It is an amenable number.

449919328 is a deficient number, since it is larger than the sum of its proper divisors (435859412).

449919328 is a wasteful number, since it uses less digits than its factorization.

449919328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14059989 (or 14059981 counting only the distinct ones).

The product of its digits is 559872, while the sum is 49.

The square root of 449919328 is about 21211.3018930946. The cubic root of 449919328 is about 766.2636372757.

The spelling of 449919328 in words is "four hundred forty-nine million, nine hundred nineteen thousand, three hundred twenty-eight".