453238272 has 120 divisors (see below), whose sum is σ = 1340539200. Its totient is φ = 147333120.

The previous prime is 453238237. The next prime is 453238277. The reversal of 453238272 is 272832354.

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 (453238277) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 187729 + ... + 190127.

It is an arithmetic number, because the mean of its divisors is an integer number (11171160).

Almost surely, 2^453238272 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 453238272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (670269600).

453238272 is an abundant number, since it is smaller than the sum of its proper divisors (887300928).

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

453238272 is a wasteful number, since it uses less digits than its factorization.

453238272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2464 (or 2445 counting only the distinct ones).

The product of its digits is 80640, while the sum is 36.

The square root of 453238272 is about 21289.3934155015. The cubic root of 453238272 is about 768.1432024633.

The spelling of 453238272 in words is "four hundred fifty-three million, two hundred thirty-eight thousand, two hundred seventy-two".