7164216 has 48 divisors (see below), whose sum is σ = 20428200. Its totient is φ = 2261952.

The previous prime is 7164203. The next prime is 7164239. The reversal of 7164216 is 6124617.

7164216 is a `hidden beast` number, since 7 + 1 + 642 + 16 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 7164216.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1251 + ... + 3986.

Almost surely, 2^7164216 is an apocalyptic number.

7164216 is a gapful number since it is divisible by the number (76) formed by its first and last digit.

It is an amenable number.

7164216 is an abundant number, since it is smaller than the sum of its proper divisors (13263984).

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

7164216 is a wasteful number, since it uses less digits than its factorization.

7164216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5268 (or 5261 counting only the distinct ones).

The product of its digits is 2016, while the sum is 27.

The square root of 7164216 is about 2676.6053127049. The cubic root of 7164216 is about 192.7774466712. Note that the first 3 decimals are identical.

The spelling of 7164216 in words is "seven million, one hundred sixty-four thousand, two hundred sixteen".