7216966 has 8 divisors (see below), whose sum is σ = 10962720. Its totient is φ = 3562728.

The previous prime is 7216931. The next prime is 7216967. The reversal of 7216966 is 6696127.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7216967) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 22681 + ... + 22996.

It is an arithmetic number, because the mean of its divisors is an integer number (1370340).

Almost surely, 2^7216966 is an apocalyptic number.

7216966 is a deficient number, since it is larger than the sum of its proper divisors (3745754).

7216966 is a wasteful number, since it uses less digits than its factorization.

7216966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45758.

The product of its digits is 27216, while the sum is 37.

The square root of 7216966 is about 2686.4411402448. The cubic root of 7216966 is about 193.2494291753.

The spelling of 7216966 in words is "seven million, two hundred sixteen thousand, nine hundred sixty-six".