83516347 has 4 divisors (see below), whose sum is σ = 83538216. Its totient is φ = 83494480.

The previous prime is 83516327. The next prime is 83516353. The reversal of 83516347 is 74361538.

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

It is a cyclic number.

It is not a de Polignac number, because 83516347 - 2⁷ = 83516219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83516327) 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, 3538 + ... + 13399.

It is an arithmetic number, because the mean of its divisors is an integer number (20884554).

Almost surely, 2^83516347 is an apocalyptic number.

83516347 is a deficient number, since it is larger than the sum of its proper divisors (21869).

83516347 is a wasteful number, since it uses less digits than its factorization.

83516347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21868.

The product of its digits is 60480, while the sum is 37.

The square root of 83516347 is about 9138.7278655183. The cubic root of 83516347 is about 437.1097529036.

The spelling of 83516347 in words is "eighty-three million, five hundred sixteen thousand, three hundred forty-seven".