82239198 has 8 divisors (see below), whose sum is σ = 164478408. Its totient is φ = 27413064.

The previous prime is 82239193. The next prime is 82239221. The reversal of 82239198 is 89193228.

It is a sphenic number, since it is the product of 3 distinct primes.

82239198 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82239193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6853261 + ... + 6853272.

It is an arithmetic number, because the mean of its divisors is an integer number (20559801).

Almost surely, 2^82239198 is an apocalyptic number.

82239198 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

82239198 is a wasteful number, since it uses less digits than its factorization.

82239198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13706538.

The product of its digits is 62208, while the sum is 42.

The square root of 82239198 is about 9068.5830205165. The cubic root of 82239198 is about 434.8701739669.

The spelling of 82239198 in words is "eighty-two million, two hundred thirty-nine thousand, one hundred ninety-eight".