83201998 has 8 divisors (see below), whose sum is σ = 136148760. Its totient is φ = 37819080.

The previous prime is 83201983. The next prime is 83201999. The reversal of 83201998 is 89910238.

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

It is a self number, because there is not a number n which added to its sum of digits gives 83201998.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83201999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1890933 + ... + 1890976.

It is an arithmetic number, because the mean of its divisors is an integer number (17018595).

Almost surely, 2^83201998 is an apocalyptic number.

83201998 is a deficient number, since it is larger than the sum of its proper divisors (52946762).

83201998 is a wasteful number, since it uses less digits than its factorization.

83201998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3781922.

The product of its (nonzero) digits is 31104, while the sum is 40.

The square root of 83201998 is about 9121.5129227557. The cubic root of 83201998 is about 436.5606477525.

The spelling of 83201998 in words is "eighty-three million, two hundred one thousand, nine hundred ninety-eight".