83376065 has 4 divisors (see below), whose sum is σ = 100051284. Its totient is φ = 66700848.

The previous prime is 83376061. The next prime is 83376091. The reversal of 83376065 is 56067338.

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 42211009 + 41165056 = 6497^2 + 6416^2 .

It is a cyclic number.

It is not a de Polignac number, because 83376065 - 2² = 83376061 is a prime.

It is a super-3 number, since 3×83376065³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83376061) 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, 8337602 + ... + 8337611.

It is an arithmetic number, because the mean of its divisors is an integer number (25012821).

Almost surely, 2^83376065 is an apocalyptic number.

It is an amenable number.

83376065 is a deficient number, since it is larger than the sum of its proper divisors (16675219).

83376065 is a wasteful number, since it uses less digits than its factorization.

83376065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16675218.

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 83376065 is about 9131.0495015633. The cubic root of 83376065 is about 436.8648787090.

The spelling of 83376065 in words is "eighty-three million, three hundred seventy-six thousand, sixty-five".