449435916 has 36 divisors (see below), whose sum is σ = 1185470832. Its totient is φ = 143298144.

The previous prime is 449435897. The next prime is 449435927. The reversal of 449435916 is 619534944.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 270571 + ... + 272226.

Almost surely, 2^449435916 is an apocalyptic number.

449435916 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

449435916 is an abundant number, since it is smaller than the sum of its proper divisors (736034916).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

449435916 is a wasteful number, since it uses less digits than its factorization.

449435916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542830 (or 542825 counting only the distinct ones).

The product of its digits is 466560, while the sum is 45.

The square root of 449435916 is about 21199.9036790265. The cubic root of 449435916 is about 765.9891037769.

The spelling of 449435916 in words is "four hundred forty-nine million, four hundred thirty-five thousand, nine hundred sixteen".