83568413 has 8 divisors (see below), whose sum is σ = 89183232. Its totient is φ = 78031296.

The previous prime is 83568409. The next prime is 83568427. The reversal of 83568413 is 31486538.

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 83568413 - 2² = 83568409 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83568473) 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, 17195 + ... + 21512.

It is an arithmetic number, because the mean of its divisors is an integer number (11147904).

Almost surely, 2^83568413 is an apocalyptic number.

It is an amenable number.

83568413 is a deficient number, since it is larger than the sum of its proper divisors (5614819).

83568413 is a wasteful number, since it uses less digits than its factorization.

83568413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38851.

The product of its digits is 69120, while the sum is 38.

The square root of 83568413 is about 9141.5760676155. The cubic root of 83568413 is about 437.2005687716.

The spelling of 83568413 in words is "eighty-three million, five hundred sixty-eight thousand, four hundred thirteen".