4572233172 has 144 divisors (see below), whose sum is σ = 12843550720. Its totient is φ = 1362541824.

The previous prime is 4572233123. The next prime is 4572233173. The reversal of 4572233172 is 2713322754.

4572233172 is a `hidden beast` number, since 457 + 2 + 2 + 33 + 172 = 666.

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 (4572233173) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2554854 + ... + 2556642.

Almost surely, 2^4572233172 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 4572233172, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6421775360).

4572233172 is an abundant number, since it is smaller than the sum of its proper divisors (8271317548).

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

4572233172 is a wasteful number, since it uses less digits than its factorization.

4572233172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1982 (or 1977 counting only the distinct ones).

The product of its digits is 70560, while the sum is 36.

The square root of 4572233172 is about 67618.2902179580. The cubic root of 4572233172 is about 1659.7504308605.

The spelling of 4572233172 in words is "four billion, five hundred seventy-two million, two hundred thirty-three thousand, one hundred seventy-two".