83734845 has 16 divisors (see below), whose sum is σ = 134542080. Its totient is φ = 44469824.

The previous prime is 83734829. The next prime is 83734853. The reversal of 83734845 is 54843738.

It is a cyclic number.

It is not a de Polignac number, because 83734845 - 2⁴ = 83734829 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 83734797 and 83734806.

It is a congruent number.

It is an unprimeable number.

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, 8094 + ... + 15263.

It is an arithmetic number, because the mean of its divisors is an integer number (8408880).

Almost surely, 2^83734845 is an apocalyptic number.

It is an amenable number.

83734845 is a deficient number, since it is larger than the sum of its proper divisors (50807235).

83734845 is a wasteful number, since it uses less digits than its factorization.

83734845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23604.

The product of its digits is 322560, while the sum is 42.

The square root of 83734845 is about 9150.6745652985. The cubic root of 83734845 is about 437.4906142204.

The spelling of 83734845 in words is "eighty-three million, seven hundred thirty-four thousand, eight hundred forty-five".