83863272 has 16 divisors (see below), whose sum is σ = 209658240. Its totient is φ = 27954416.

The previous prime is 83863237. The next prime is 83863279. The reversal of 83863272 is 27236838.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 83863272.

It is not an unprimeable number, because it can be changed into a prime (83863279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1747128 + ... + 1747175.

It is an arithmetic number, because the mean of its divisors is an integer number (13103640).

Almost surely, 2^83863272 is an apocalyptic number.

It is an amenable number.

83863272 is an abundant number, since it is smaller than the sum of its proper divisors (125794968).

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

83863272 is a wasteful number, since it uses less digits than its factorization.

83863272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3494312 (or 3494308 counting only the distinct ones).

The product of its digits is 96768, while the sum is 39.

The square root of 83863272 is about 9157.6892281841. The cubic root of 83863272 is about 437.7141647505.

The spelling of 83863272 in words is "eighty-three million, eight hundred sixty-three thousand, two hundred seventy-two".