450246384 has 80 divisors (see below), whose sum is σ = 1477008640. Its totient is φ = 128640960.

The previous prime is 450246383. The next prime is 450246389. The reversal of 450246384 is 483642054.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450246383) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71422 + ... + 77469.

It is an arithmetic number, because the mean of its divisors is an integer number (18462608).

Almost surely, 2^450246384 is an apocalyptic number.

It is an amenable number.

450246384 is an abundant number, since it is smaller than the sum of its proper divisors (1026762256).

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

450246384 is a wasteful number, since it uses less digits than its factorization.

450246384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148915 (or 148903 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

The square root of 450246384 is about 21219.0099674796. The cubic root of 450246384 is about 766.4492634567.

The spelling of 450246384 in words is "four hundred fifty million, two hundred forty-six thousand, three hundred eighty-four".