83699445 has 8 divisors (see below), whose sum is σ = 133919136. Its totient is φ = 44639696.

The previous prime is 83699443. The next prime is 83699519. The reversal of 83699445 is 54499638.

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

It is a cyclic number.

It is not a de Polignac number, because 83699445 - 2¹ = 83699443 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 83699394 and 83699403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83699443) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2789967 + ... + 2789996.

It is an arithmetic number, because the mean of its divisors is an integer number (16739892).

Almost surely, 2^83699445 is an apocalyptic number.

It is an amenable number.

83699445 is a deficient number, since it is larger than the sum of its proper divisors (50219691).

83699445 is a wasteful number, since it uses less digits than its factorization.

83699445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5579971.

The product of its digits is 933120, while the sum is 48.

The square root of 83699445 is about 9148.7400771910. The cubic root of 83699445 is about 437.4289539055.

The spelling of 83699445 in words is "eighty-three million, six hundred ninety-nine thousand, four hundred forty-five".