83916216 has 64 divisors (see below), whose sum is σ = 246823200. Its totient is φ = 26325504.

The previous prime is 83916193. The next prime is 83916223. The reversal of 83916216 is 61261938.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

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 15 ways as a sum of consecutive naturals, for example, 7755 + ... + 15098.

Almost surely, 2^83916216 is an apocalyptic number.

It is an amenable number.

83916216 is an abundant number, since it is smaller than the sum of its proper divisors (162906984).

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

83916216 is a wasteful number, since it uses less digits than its factorization.

83916216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22885 (or 22875 counting only the distinct ones).

The product of its digits is 15552, while the sum is 36.

The square root of 83916216 is about 9160.5794576544. The cubic root of 83916216 is about 437.8062569666.

The spelling of 83916216 in words is "eighty-three million, nine hundred sixteen thousand, two hundred sixteen".