86138206 has 24 divisors (see below), whose sum is σ = 162313200. Its totient is φ = 33559680.

The previous prime is 86138137. The next prime is 86138233. The reversal of 86138206 is 60283168.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23731 + ... + 27118.

It is an arithmetic number, because the mean of its divisors is an integer number (6763050).

Almost surely, 2^86138206 is an apocalyptic number.

86138206 is a deficient number, since it is larger than the sum of its proper divisors (76174994).

86138206 is a wasteful number, since it uses less digits than its factorization.

86138206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50880 (or 50869 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 86138206 is about 9281.0670722714. The cubic root of 86138206 is about 441.6368200708.

The spelling of 86138206 in words is "eighty-six million, one hundred thirty-eight thousand, two hundred six".