450911900 has 18 divisors (see below), whose sum is σ = 978479040. Its totient is φ = 180364720.

The previous prime is 450911873. The next prime is 450911917. The reversal of 450911900 is 9119054.

It is a super-2 number, since 2×450911900² = 406643083123220000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2254460 + ... + 2254659.

Almost surely, 2^450911900 is an apocalyptic number.

It is an amenable number.

450911900 is an abundant number, since it is smaller than the sum of its proper divisors (527567140).

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

450911900 is a wasteful number, since it uses less digits than its factorization.

450911900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4509133 (or 4509126 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 29.

The square root of 450911900 is about 21234.6862467991. The cubic root of 450911900 is about 766.8267109693.

The spelling of 450911900 in words is "four hundred fifty million, nine hundred eleven thousand, nine hundred".