450706920 has 32 divisors (see below), whose sum is σ = 1352121120. Its totient is φ = 120188480.

The previous prime is 450706913. The next prime is 450706931. The reversal of 450706920 is 29607054.

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, 1877826 + ... + 1878065.

It is an arithmetic number, because the mean of its divisors is an integer number (42253785).

Almost surely, 2^450706920 is an apocalyptic number.

450706920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

450706920 is an abundant number, since it is smaller than the sum of its proper divisors (901414200).

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

450706920 is a wasteful number, since it uses less digits than its factorization.

450706920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3755905 (or 3755901 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 450706920 is about 21229.8591610967. The cubic root of 450706920 is about 766.7104961290.

The spelling of 450706920 in words is "four hundred fifty million, seven hundred six thousand, nine hundred twenty".