453996252 has 60 divisors (see below), whose sum is σ = 1201926880. Its totient is φ = 149408064.

The previous prime is 453996211. The next prime is 453996259. The reversal of 453996252 is 252699354.

453996252 is a `hidden beast` number, since 4 + 5 + 399 + 6 + 252 = 666.

It is a super-2 number, since 2×453996252² = 412225193660095008, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 453996198 and 453996207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (453996259) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 16728 + ... + 34464.

Almost surely, 2^453996252 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 453996252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (600963440).

453996252 is an abundant number, since it is smaller than the sum of its proper divisors (747930628).

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

453996252 is a wasteful number, since it uses less digits than its factorization.

453996252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17832 (or 17821 counting only the distinct ones).

The product of its digits is 583200, while the sum is 45.

The square root of 453996252 is about 21307.1878013031. The cubic root of 453996252 is about 768.5711693486.

The spelling of 453996252 in words is "four hundred fifty-three million, nine hundred ninety-six thousand, two hundred fifty-two".