453187164 has 48 divisors (see below), whose sum is σ = 1121662080. Its totient is φ = 142009920.

The previous prime is 453187159. The next prime is 453187187. The reversal of 453187164 is 461781354.

It is a super-2 number, since 2×453187164² = 410757211228725792, which contains 22 as substring.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22282 + ... + 37454.

It is an arithmetic number, because the mean of its divisors is an integer number (23367960).

Almost surely, 2^453187164 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 453187164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (560831040).

453187164 is an abundant number, since it is smaller than the sum of its proper divisors (668474916).

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

453187164 is a wasteful number, since it uses less digits than its factorization.

453187164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15330 (or 15328 counting only the distinct ones).

The product of its digits is 80640, while the sum is 39.

The square root of 453187164 is about 21288.1930656409. The cubic root of 453187164 is about 768.1143289539.

The spelling of 453187164 in words is "four hundred fifty-three million, one hundred eighty-seven thousand, one hundred sixty-four".