83812998 has 32 divisors (see below), whose sum is σ = 169735680. Its totient is φ = 27588960.

The previous prime is 83812973. The next prime is 83812999. The reversal of 83812998 is 89921838.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83812999) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 302436 + ... + 302712.

It is an arithmetic number, because the mean of its divisors is an integer number (5304240).

Almost surely, 2^83812998 is an apocalyptic number.

83812998 is an abundant number, since it is smaller than the sum of its proper divisors (85922682).

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

83812998 is a wasteful number, since it uses less digits than its factorization.

83812998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 732.

The product of its digits is 248832, while the sum is 48.

The square root of 83812998 is about 9154.9439102596. The cubic root of 83812998 is about 437.6266809206.

The spelling of 83812998 in words is "eighty-three million, eight hundred twelve thousand, nine hundred ninety-eight".