83384272 has 20 divisors (see below), whose sum is σ = 161857696. Its totient is φ = 41614560.

The previous prime is 83384243. The next prime is 83384311. The reversal of 83384272 is 27248338.

It is a happy number.

It is a congruent number.

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, 4573 + ... + 13699.

Almost surely, 2^83384272 is an apocalyptic number.

It is an amenable number.

83384272 is a deficient number, since it is larger than the sum of its proper divisors (78473424).

83384272 is a wasteful number, since it uses less digits than its factorization.

83384272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9706 (or 9700 counting only the distinct ones).

The product of its digits is 64512, while the sum is 37.

The square root of 83384272 is about 9131.4988912007. The cubic root of 83384272 is about 436.8792122887.

The spelling of 83384272 in words is "eighty-three million, three hundred eighty-four thousand, two hundred seventy-two".