86238475 has 6 divisors (see below), whose sum is σ = 106935740. Its totient is φ = 68990760.

The previous prime is 86238463. The next prime is 86238487. The reversal of 86238475 is 57483268.

It is an interprime number because it is at equal distance from previous prime (86238463) and next prime (86238487).

It is a de Polignac number, because none of the positive numbers 2^k-86238475 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1724745 + ... + 1724794.

Almost surely, 2^86238475 is an apocalyptic number.

86238475 is a deficient number, since it is larger than the sum of its proper divisors (20697265).

86238475 is a wasteful number, since it uses less digits than its factorization.

86238475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3449549 (or 3449544 counting only the distinct ones).

The product of its digits is 322560, while the sum is 43.

The square root of 86238475 is about 9286.4673046320. The cubic root of 86238475 is about 441.8081157640.

The spelling of 86238475 in words is "eighty-six million, two hundred thirty-eight thousand, four hundred seventy-five".