86270238 has 16 divisors (see below), whose sum is σ = 191711760. Its totient is φ = 28756728.

The previous prime is 86270227. The next prime is 86270243. The reversal of 86270238 is 83207268.

It is a happy number.

86270238 is a `hidden beast` number, since 8 + 627 + 0 + 23 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 798745 + ... + 798852.

It is an arithmetic number, because the mean of its divisors is an integer number (11981985).

Almost surely, 2^86270238 is an apocalyptic number.

86270238 is an abundant number, since it is smaller than the sum of its proper divisors (105441522).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86270238 is a wasteful number, since it uses less digits than its factorization.

86270238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1597608 (or 1597602 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 86270238 is about 9288.1773238887. The cubic root of 86270238 is about 441.8623507546.

The spelling of 86270238 in words is "eighty-six million, two hundred seventy thousand, two hundred thirty-eight".