83506969 has 8 divisors (see below), whose sum is σ = 102777920. Its totient is φ = 66071376.

The previous prime is 83506961. The next prime is 83506981. The reversal of 83506969 is 96960538.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 83506969 - 2³ = 83506961 is a prime.

It is a super-2 number, since 2×83506969² = 13946827743133922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (83506961) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 458739 + ... + 458920.

It is an arithmetic number, because the mean of its divisors is an integer number (12847240).

Almost surely, 2^83506969 is an apocalyptic number.

It is an amenable number.

83506969 is a deficient number, since it is larger than the sum of its proper divisors (19270951).

83506969 is a wasteful number, since it uses less digits than its factorization.

83506969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 917679.

The product of its (nonzero) digits is 349920, while the sum is 46.

The square root of 83506969 is about 9138.2147600065. The cubic root of 83506969 is about 437.0933913614.

The spelling of 83506969 in words is "eighty-three million, five hundred six thousand, nine hundred sixty-nine".