83280872 has 16 divisors (see below), whose sum is σ = 158034240. Its totient is φ = 41138416.

The previous prime is 83280853. The next prime is 83280889. The reversal of 83280872 is 27808238.

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, 62048 + ... + 63375.

It is an arithmetic number, because the mean of its divisors is an integer number (9877140).

Almost surely, 2^83280872 is an apocalyptic number.

It is an amenable number.

83280872 is a deficient number, since it is larger than the sum of its proper divisors (74753368).

83280872 is a wasteful number, since it uses less digits than its factorization.

83280872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125512 (or 125508 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 38.

The square root of 83280872 is about 9125.8354138128. The cubic root of 83280872 is about 436.6985547354.

The spelling of 83280872 in words is "eighty-three million, two hundred eighty thousand, eight hundred seventy-two".