83982874 has 4 divisors (see below), whose sum is σ = 125974314. Its totient is φ = 41991436.

The previous prime is 83982863. The next prime is 83982881. The reversal of 83982874 is 47828938.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 64561225 + 19421649 = 8035^2 + 4407^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20995717 + ... + 20995720.

Almost surely, 2^83982874 is an apocalyptic number.

83982874 is a deficient number, since it is larger than the sum of its proper divisors (41991440).

83982874 is a wasteful number, since it uses less digits than its factorization.

83982874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41991439.

The product of its digits is 774144, while the sum is 49.

The square root of 83982874 is about 9164.2170423883. The cubic root of 83982874 is about 437.9221486147.

The spelling of 83982874 in words is "eighty-three million, nine hundred eighty-two thousand, eight hundred seventy-four".