83418697 has 4 divisors (see below), whose sum is σ = 83901060. Its totient is φ = 82936336.

The previous prime is 83418691. The next prime is 83418701. The reversal of 83418697 is 79681438.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 49266361 + 34152336 = 7019^2 + 5844^2 .

It is a cyclic number.

It is not a de Polignac number, because 83418697 - 2³ = 83418689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83418691) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 240922 + ... + 241267.

It is an arithmetic number, because the mean of its divisors is an integer number (20975265).

Almost surely, 2^83418697 is an apocalyptic number.

It is an amenable number.

83418697 is a deficient number, since it is larger than the sum of its proper divisors (482363).

83418697 is a wasteful number, since it uses less digits than its factorization.

83418697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482362.

The product of its digits is 290304, while the sum is 46.

The square root of 83418697 is about 9133.3836555791. The cubic root of 83418697 is about 436.9393255344.

The spelling of 83418697 in words is "eighty-three million, four hundred eighteen thousand, six hundred ninety-seven".