83440834 has 8 divisors (see below), whose sum is σ = 125236800. Its totient is φ = 41695236.

The previous prime is 83440831. The next prime is 83440853. The reversal of 83440834 is 43804438.

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 83440834.

It is not an unprimeable number, because it can be changed into a prime (83440831) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 8134 + ... + 15265.

It is an arithmetic number, because the mean of its divisors is an integer number (15654600).

Almost surely, 2^83440834 is an apocalyptic number.

83440834 is a deficient number, since it is larger than the sum of its proper divisors (41795966).

83440834 is a wasteful number, since it uses less digits than its factorization.

83440834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25184.

The product of its (nonzero) digits is 36864, while the sum is 34.

The square root of 83440834 is about 9134.5954480754. The cubic root of 83440834 is about 436.9779726272.

The spelling of 83440834 in words is "eighty-three million, four hundred forty thousand, eight hundred thirty-four".