7286668 has 12 divisors (see below), whose sum is σ = 12784912. Its totient is φ = 3633840.

The previous prime is 7286621. The next prime is 7286681. The reversal of 7286668 is 8666827.

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, 480 + ... + 3847.

Almost surely, 2^7286668 is an apocalyptic number.

It is an amenable number.

7286668 is a deficient number, since it is larger than the sum of its proper divisors (5498244).

7286668 is a wasteful number, since it uses less digits than its factorization.

7286668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4752 (or 4750 counting only the distinct ones).

The product of its digits is 193536, while the sum is 43.

The square root of 7286668 is about 2699.3828924404. The cubic root of 7286668 is about 193.8695761343.

It can be divided in two parts, 728 and 6668, that added together give a square (7396 = 86²).

The spelling of 7286668 in words is "seven million, two hundred eighty-six thousand, six hundred sixty-eight".