453673872 has 100 divisors (see below), whose sum is σ = 1348694556. Its totient is φ = 147121920.

The previous prime is 453673823. The next prime is 453673877. The reversal of 453673872 is 278376354.

It can be written as a sum of positive squares in 2 ways, for example, as 376515216 + 77158656 = 19404^2 + 8784^2 .

It is not an unprimeable number, because it can be changed into a prime (453673877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 43222 + ... + 52682.

Almost surely, 2^453673872 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 453673872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (674347278).

453673872 is an abundant number, since it is smaller than the sum of its proper divisors (895020684).

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

453673872 is a wasteful number, since it uses less digits than its factorization.

453673872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9518 (or 9503 counting only the distinct ones).

The product of its digits is 846720, while the sum is 45.

The square root of 453673872 is about 21299.6214050861. The cubic root of 453673872 is about 768.3892070212.

The spelling of 453673872 in words is "four hundred fifty-three million, six hundred seventy-three thousand, eight hundred seventy-two".