7972268 has 6 divisors (see below), whose sum is σ = 13951476. Its totient is φ = 3986132.

The previous prime is 7972253. The next prime is 7972271. The reversal of 7972268 is 8622797.

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 as a sum of consecutive naturals, namely, 996530 + ... + 996537.

It is an arithmetic number, because the mean of its divisors is an integer number (2325246).

Almost surely, 2^7972268 is an apocalyptic number.

It is an amenable number.

7972268 is a deficient number, since it is larger than the sum of its proper divisors (5979208).

7972268 is a wasteful number, since it uses less digits than its factorization.

7972268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1993071 (or 1993069 counting only the distinct ones).

The product of its digits is 84672, while the sum is 41.

The square root of 7972268 is about 2823.5204975349. The cubic root of 7972268 is about 199.7686324485.

The spelling of 7972268 in words is "seven million, nine hundred seventy-two thousand, two hundred sixty-eight".