83834674 has 32 divisors (see below), whose sum is σ = 161030016. Its totient is φ = 31777920.

The previous prime is 83834671. The next prime is 83834683. The reversal of 83834674 is 47643838.

83834674 = 435² + 436² + ... + 693².

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 83834674.

It is not an unprimeable number, because it can be changed into a prime (83834671) 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 15 ways as a sum of consecutive naturals, for example, 1659 + ... + 13054.

It is an arithmetic number, because the mean of its divisors is an integer number (5032188).

Almost surely, 2^83834674 is an apocalyptic number.

83834674 is a deficient number, since it is larger than the sum of its proper divisors (77195342).

83834674 is a wasteful number, since it uses less digits than its factorization.

83834674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14770.

The product of its digits is 387072, while the sum is 43.

The square root of 83834674 is about 9156.1276749508. The cubic root of 83834674 is about 437.6644044978.

The spelling of 83834674 in words is "eighty-three million, eight hundred thirty-four thousand, six hundred seventy-four".