450912252 has 24 divisors (see below), whose sum is σ = 1202432896. Its totient is φ = 128832048.

The previous prime is 450912251. The next prime is 450912281. The reversal of 450912252 is 252219054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450912251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2683918 + ... + 2684085.

Almost surely, 2^450912252 is an apocalyptic number.

450912252 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

450912252 is an abundant number, since it is smaller than the sum of its proper divisors (751520644).

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

450912252 is a wasteful number, since it uses less digits than its factorization.

450912252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5368017 (or 5368015 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 450912252 is about 21234.6945351234. The cubic root of 450912252 is about 766.8269105079.

It can be divided in two parts, 4509 and 12252, that added together give a palindrome (16761).

The spelling of 450912252 in words is "four hundred fifty million, nine hundred twelve thousand, two hundred fifty-two".