83197828 has 24 divisors (see below), whose sum is σ = 167251392. Its totient is φ = 35472864.

The previous prime is 83197817. The next prime is 83197837. The reversal of 83197828 is 82879138.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2026 + ... + 13057.

It is an arithmetic number, because the mean of its divisors is an integer number (6968808).

Almost surely, 2^83197828 is an apocalyptic number.

It is an amenable number.

83197828 is an abundant number, since it is smaller than the sum of its proper divisors (84053564).

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

83197828 is a wasteful number, since it uses less digits than its factorization.

83197828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15291 (or 15289 counting only the distinct ones).

The product of its digits is 193536, while the sum is 46.

The square root of 83197828 is about 9121.2843393899. The cubic root of 83197828 is about 436.5533543046.

The spelling of 83197828 in words is "eighty-three million, one hundred ninety-seven thousand, eight hundred twenty-eight".