83378674 has 16 divisors (see below), whose sum is σ = 126251136. Its totient is φ = 41297200.

The previous prime is 83378641. The next prime is 83378731. The reversal of 83378674 is 47687338.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169569 + ... + 170059.

It is an arithmetic number, because the mean of its divisors is an integer number (7890696).

Almost surely, 2^83378674 is an apocalyptic number.

83378674 is a deficient number, since it is larger than the sum of its proper divisors (42872462).

83378674 is a wasteful number, since it uses less digits than its factorization.

83378674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1121.

The product of its digits is 677376, while the sum is 46.

The square root of 83378674 is about 9131.1923646367. The cubic root of 83378674 is about 436.8694354467.

It can be divided in two parts, 833 and 78674, that added together give a cube (79507 = 43³).

The spelling of 83378674 in words is "eighty-three million, three hundred seventy-eight thousand, six hundred seventy-four".