453533472 has 384 divisors, whose sum is σ = 1625702400. Its totient is φ = 120268800.

The previous prime is 453533459. The next prime is 453533473. The reversal of 453533472 is 274335354.

453533472 is a `hidden beast` number, since 4 + 53 + 533 + 4 + 72 = 666.

It is a super-2 number, since 2×453533472² = 411385220448749568, which contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (453533473) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7686979 + ... + 7687037.

It is an arithmetic number, because the mean of its divisors is an integer number (4233600).

Almost surely, 2^453533472 is an apocalyptic number.

453533472 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 453533472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (812851200).

453533472 is an abundant number, since it is smaller than the sum of its proper divisors (1172168928).

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

453533472 is a wasteful number, since it uses less digits than its factorization.

453533472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157 (or 143 counting only the distinct ones).

The product of its digits is 151200, while the sum is 36.

The square root of 453533472 is about 21296.3253168240. The cubic root of 453533472 is about 768.3099335004.

The spelling of 453533472 in words is "four hundred fifty-three million, five hundred thirty-three thousand, four hundred seventy-two".