83305836 has 18 divisors (see below), whose sum is σ = 210578732. Its totient is φ = 27768600.

The previous prime is 83305829. The next prime is 83305843. The reversal of 83305836 is 63850338.

It is an interprime number because it is at equal distance from previous prime (83305829) and next prime (83305843).

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 2314051 = 83305836 / (8 + 3 + 3 + 0 + 5 + 8 + 3 + 6).

It is a self number, because there is not a number n which added to its sum of digits gives 83305836.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1156990 + ... + 1157061.

Almost surely, 2^83305836 is an apocalyptic number.

It is an amenable number.

83305836 is an abundant number, since it is smaller than the sum of its proper divisors (127272896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

83305836 is a wasteful number, since it uses less digits than its factorization.

83305836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2314061 (or 2314056 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 83305836 is about 9127.2030765180. The cubic root of 83305836 is about 436.7421848166.

The spelling of 83305836 in words is "eighty-three million, three hundred five thousand, eight hundred thirty-six".