83909606 has 16 divisors (see below), whose sum is σ = 137494800. Its totient is φ = 38088480.

The previous prime is 83909593. The next prime is 83909611. The reversal of 83909606 is 60690938.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17120 + ... + 21468.

It is an arithmetic number, because the mean of its divisors is an integer number (8593425).

Almost surely, 2^83909606 is an apocalyptic number.

83909606 is a deficient number, since it is larger than the sum of its proper divisors (53585194).

83909606 is a wasteful number, since it uses less digits than its factorization.

83909606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5239.

The product of its (nonzero) digits is 69984, while the sum is 41.

The square root of 83909606 is about 9160.2186655123. The cubic root of 83909606 is about 437.7947614715.

The spelling of 83909606 in words is "eighty-three million, nine hundred nine thousand, six hundred six".