449963530 has 32 divisors (see below), whose sum is σ = 823633920. Its totient is φ = 176964480.

The previous prime is 449963519. The next prime is 449963557. The reversal of 449963530 is 35369944.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 168667 + ... + 171313.

It is an arithmetic number, because the mean of its divisors is an integer number (25738560).

Almost surely, 2^449963530 is an apocalyptic number.

449963530 is a deficient number, since it is larger than the sum of its proper divisors (373670390).

449963530 is a wasteful number, since it uses less digits than its factorization.

449963530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2934.

The product of its (nonzero) digits is 349920, while the sum is 43.

The square root of 449963530 is about 21212.3438120355. The cubic root of 449963530 is about 766.2887301269.

The spelling of 449963530 in words is "four hundred forty-nine million, nine hundred sixty-three thousand, five hundred thirty".