86533238 has 16 divisors (see below), whose sum is σ = 143596800. Its totient is φ = 38778600.

The previous prime is 86533231. The next prime is 86533283. The reversal of 86533238 is 83233568.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86533231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26138 + ... + 29261.

It is an arithmetic number, because the mean of its divisors is an integer number (8974800).

Almost surely, 2^86533238 is an apocalyptic number.

86533238 is a deficient number, since it is larger than the sum of its proper divisors (57063562).

86533238 is a wasteful number, since it uses less digits than its factorization.

86533238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55483.

The product of its digits is 103680, while the sum is 38.

The square root of 86533238 is about 9302.3243331976. The cubic root of 86533238 is about 442.3109098780.

The spelling of 86533238 in words is "eighty-six million, five hundred thirty-three thousand, two hundred thirty-eight".