4572736 has 56 divisors (see below), whose sum is σ = 10607040. Its totient is φ = 1915392.

The previous prime is 4572727. The next prime is 4572751. The reversal of 4572736 is 6372754.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (56).

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a d-powerful number, because it can be written as 4¹¹ + 5⁷ + 7³ + 2 + 7³ + 3⁹ + 6⁷ .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26346 + ... + 26518.

Almost surely, 2^4572736 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 4572736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5303520).

4572736 is an abundant number, since it is smaller than the sum of its proper divisors (6034304).

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

4572736 is a wasteful number, since it uses less digits than its factorization.

4572736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251 (or 241 counting only the distinct ones).

The product of its digits is 35280, while the sum is 34.

The square root of 4572736 is about 2138.3956603024. The cubic root of 4572736 is about 165.9811271910.

The spelling of 4572736 in words is "four million, five hundred seventy-two thousand, seven hundred thirty-six".