86389250 has 64 divisors (see below), whose sum is σ = 170366976. Its totient is φ = 32760000.

The previous prime is 86389241. The next prime is 86389253. The reversal of 86389250 is 5298368.

It is a junction number, because it is equal to n+sod(n) for n = 86389198 and 86389207.

It is not an unprimeable number, because it can be changed into a prime (86389253) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 550172 + ... + 550328.

It is an arithmetic number, because the mean of its divisors is an integer number (2661984).

Almost surely, 2^86389250 is an apocalyptic number.

86389250 is a deficient number, since it is larger than the sum of its proper divisors (83977726).

86389250 is a wasteful number, since it uses less digits than its factorization.

86389250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276 (or 266 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 86389250 is about 9294.5817549796. The cubic root of 86389250 is about 442.0654441974.

The spelling of 86389250 in words is "eighty-six million, three hundred eighty-nine thousand, two hundred fifty".