82253998 has 8 divisors (see below), whose sum is σ = 123419520. Its totient is φ = 41114160.

The previous prime is 82253989. The next prime is 82253999. The reversal of 82253998 is 89935228.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82253999) 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, 8883 + ... + 15601.

It is an arithmetic number, because the mean of its divisors is an integer number (15427440).

Almost surely, 2^82253998 is an apocalyptic number.

82253998 is a deficient number, since it is larger than the sum of its proper divisors (41165522).

82253998 is a wasteful number, since it uses less digits than its factorization.

82253998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12842.

The product of its digits is 311040, while the sum is 46.

The square root of 82253998 is about 9069.3989878051. The cubic root of 82253998 is about 434.8962592267.

The spelling of 82253998 in words is "eighty-two million, two hundred fifty-three thousand, nine hundred ninety-eight".