83930877 has 8 divisors (see below), whose sum is σ = 124342080. Its totient is φ = 55953900.

The previous prime is 83930867. The next prime is 83930879. The reversal of 83930877 is 77803938.

It is not a de Polignac number, because 83930877 - 2⁸ = 83930621 is a prime.

It is a super-2 number, since 2×83930877² = 14088784227978258, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83930879) 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, 1554249 + ... + 1554302.

It is an arithmetic number, because the mean of its divisors is an integer number (15542760).

Almost surely, 2^83930877 is an apocalyptic number.

It is an amenable number.

83930877 is a deficient number, since it is larger than the sum of its proper divisors (40411203).

83930877 is a wasteful number, since it uses less digits than its factorization.

83930877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3108560 (or 3108554 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 45.

The square root of 83930877 is about 9161.3796450098. The cubic root of 83930877 is about 437.8317518553.

The spelling of 83930877 in words is "eighty-three million, nine hundred thirty thousand, eight hundred seventy-seven".