86266870 has 16 divisors (see below), whose sum is σ = 159068448. Its totient is φ = 33664960.

The previous prime is 86266861. The next prime is 86266879. The reversal of 86266870 is 7866268.

It is an interprime number because it is at equal distance from previous prime (86266861) and next prime (86266879).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86266879) 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, 104794 + ... + 105613.

It is an arithmetic number, because the mean of its divisors is an integer number (9941778).

Almost surely, 2^86266870 is an apocalyptic number.

86266870 is a deficient number, since it is larger than the sum of its proper divisors (72801578).

86266870 is a wasteful number, since it uses less digits than its factorization.

86266870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210455.

The product of its (nonzero) digits is 193536, while the sum is 43.

The square root of 86266870 is about 9287.9960163643. The cubic root of 86266870 is about 441.8566005608.

The spelling of 86266870 in words is "eighty-six million, two hundred sixty-six thousand, eight hundred seventy".