86879763 has 32 divisors (see below), whose sum is σ = 138670080. Its totient is φ = 53602560.

The previous prime is 86879759. The next prime is 86879833. The reversal of 86879763 is 36797868.

It is not a de Polignac number, because 86879763 - 2² = 86879759 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86879713) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16995 + ... + 21507.

It is an arithmetic number, because the mean of its divisors is an integer number (4333440).

Almost surely, 2^86879763 is an apocalyptic number.

86879763 is a deficient number, since it is larger than the sum of its proper divisors (51790317).

86879763 is a wasteful number, since it uses less digits than its factorization.

86879763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4576 (or 4570 counting only the distinct ones).

The product of its digits is 3048192, while the sum is 54.

The square root of 86879763 is about 9320.9314448718. The cubic root of 86879763 is about 442.9005393725.

The spelling of 86879763 in words is "eighty-six million, eight hundred seventy-nine thousand, seven hundred sixty-three".