7663216 has 20 divisors (see below), whose sum is σ = 16197624. Its totient is φ = 3483200.

The previous prime is 7663211. The next prime is 7663223. The reversal of 7663216 is 6123667.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7663211) 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, 21595 + ... + 21946.

Almost surely, 2^7663216 is an apocalyptic number.

It is an amenable number.

7663216 is an abundant number, since it is smaller than the sum of its proper divisors (8534408).

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

7663216 is a wasteful number, since it uses less digits than its factorization.

7663216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43560 (or 43554 counting only the distinct ones).

The product of its digits is 9072, while the sum is 31.

The square root of 7663216 is about 2768.2514336671. The cubic root of 7663216 is about 197.1531357600.

The spelling of 7663216 in words is "seven million, six hundred sixty-three thousand, two hundred sixteen".