450945984 has 56 divisors (see below), whose sum is σ = 1194773328. Its totient is φ = 150108160.

The previous prime is 450945959. The next prime is 450945991. The reversal of 450945984 is 489549054.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 209554 + ... + 211694.

It is an arithmetic number, because the mean of its divisors is an integer number (21335238).

Almost surely, 2^450945984 is an apocalyptic number.

It is an amenable number.

450945984 is an abundant number, since it is smaller than the sum of its proper divisors (743827344).

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

450945984 is a wasteful number, since it uses less digits than its factorization.

450945984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3253 (or 3243 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 48.

The square root of 450945984 is about 21235.4887864631. The cubic root of 450945984 is about 766.8460317155.

The spelling of 450945984 in words is "four hundred fifty million, nine hundred forty-five thousand, nine hundred eighty-four".