86872835 has 24 divisors (see below), whose sum is σ = 125459280. Its totient is φ = 57511104.

The previous prime is 86872829. The next prime is 86872861. The reversal of 86872835 is 53827868.

It is a de Polignac number, because none of the positive numbers 2^k-86872835 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 86872835.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 992 + ... + 13218.

It is an arithmetic number, because the mean of its divisors is an integer number (5227470).

Almost surely, 2^86872835 is an apocalyptic number.

86872835 is a deficient number, since it is larger than the sum of its proper divisors (38586445).

86872835 is a wasteful number, since it uses less digits than its factorization.

86872835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12275 (or 12268 counting only the distinct ones).

The product of its digits is 645120, while the sum is 47.

The square root of 86872835 is about 9320.5598007845. The cubic root of 86872835 is about 442.8887664103. Note that the first 3 decimals are identical.

The spelling of 86872835 in words is "eighty-six million, eight hundred seventy-two thousand, eight hundred thirty-five".