4722272 has 12 divisors (see below), whose sum is σ = 9297036. Its totient is φ = 2361120.

The previous prime is 4722271. The next prime is 4722283. The reversal of 4722272 is 2722274.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4722271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73754 + ... + 73817.

It is an arithmetic number, because the mean of its divisors is an integer number (774753).

Almost surely, 2^4722272 is an apocalyptic number.

It is an amenable number.

4722272 is a deficient number, since it is larger than the sum of its proper divisors (4574764).

4722272 is a wasteful number, since it uses less digits than its factorization.

4722272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147581 (or 147573 counting only the distinct ones).

The product of its digits is 3136, while the sum is 26.

The square root of 4722272 is about 2173.0789217145. The cubic root of 4722272 is about 167.7710410906.

It can be divided in two parts, 4722 and 272, that added together give a palindrome (4994).

The spelling of 4722272 in words is "four million, seven hundred twenty-two thousand, two hundred seventy-two".