86263875 has 24 divisors (see below), whose sum is σ = 155507040. Its totient is φ = 46006800.

The previous prime is 86263871. The next prime is 86263883. The reversal of 86263875 is 57836268.

86263875 is a `hidden beast` number, since 8 + 6 + 2 + 638 + 7 + 5 = 666.

It is not a de Polignac number, because 86263875 - 2² = 86263871 is a prime.

It is a super-2 number, since 2×86263875² = 14882912260031250, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 86263875.

It is not an unprimeable number, because it can be changed into a prime (86263871) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37215 + ... + 39464.

It is an arithmetic number, because the mean of its divisors is an integer number (6479460).

Almost surely, 2^86263875 is an apocalyptic number.

86263875 is a deficient number, since it is larger than the sum of its proper divisors (69243165).

86263875 is a wasteful number, since it uses less digits than its factorization.

86263875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76700 (or 76687 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 86263875 is about 9287.8347853523. The cubic root of 86263875 is about 441.8514870650.

The spelling of 86263875 in words is "eighty-six million, two hundred sixty-three thousand, eight hundred seventy-five".