86240236 has 6 divisors (see below), whose sum is σ = 150920420. Its totient is φ = 43120116.

The previous prime is 86240227. The next prime is 86240249. The reversal of 86240236 is 63204268.

It is a junction number, because it is equal to n+sod(n) for n = 86240198 and 86240207.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10780026 + ... + 10780033.

Almost surely, 2^86240236 is an apocalyptic number.

It is an amenable number.

86240236 is a deficient number, since it is larger than the sum of its proper divisors (64680184).

86240236 is a wasteful number, since it uses less digits than its factorization.

86240236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21560063 (or 21560061 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 86240236 is about 9286.5621195359. The cubic root of 86240236 is about 441.8111230017.

The spelling of 86240236 in words is "eighty-six million, two hundred forty thousand, two hundred thirty-six".