82398798 has 12 divisors (see below), whose sum is σ = 178530768. Its totient is φ = 27466260.

The previous prime is 82398791. The next prime is 82398803. The reversal of 82398798 is 89789328.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82398791) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2288838 + ... + 2288873.

It is an arithmetic number, because the mean of its divisors is an integer number (14877564).

Almost surely, 2^82398798 is an apocalyptic number.

82398798 is an abundant number, since it is smaller than the sum of its proper divisors (96131970).

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

82398798 is a wasteful number, since it uses less digits than its factorization.

82398798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4577719 (or 4577716 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 54.

The square root of 82398798 is about 9077.3783660262. The cubic root of 82398798 is about 435.1513068572.

The spelling of 82398798 in words is "eighty-two million, three hundred ninety-eight thousand, seven hundred ninety-eight".