7272168 has 16 divisors (see below), whose sum is σ = 18180480. Its totient is φ = 2424048.

The previous prime is 7272151. The next prime is 7272173. The reversal of 7272168 is 8612727.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151480 + ... + 151527.

It is an arithmetic number, because the mean of its divisors is an integer number (1136280).

Almost surely, 2^7272168 is an apocalyptic number.

It is an amenable number.

7272168 is an abundant number, since it is smaller than the sum of its proper divisors (10908312).

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

7272168 is a wasteful number, since it uses less digits than its factorization.

7272168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303016 (or 303012 counting only the distinct ones).

The product of its digits is 9408, while the sum is 33.

The square root of 7272168 is about 2696.6957559206. The cubic root of 7272168 is about 193.7408947507.

The spelling of 7272168 in words is "seven million, two hundred seventy-two thousand, one hundred sixty-eight".