86866333 has 2 divisors, whose sum is σ = 86866334. Its totient is φ = 86866332.

The previous prime is 86866303. The next prime is 86866411. The reversal of 86866333 is 33366868.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86825124 + 41209 = 9318^2 + 203^2 .

It is a cyclic number.

It is not a de Polignac number, because 86866333 - 2¹⁷ = 86735261 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 86866333.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86866303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43433166 + 43433167.

It is an arithmetic number, because the mean of its divisors is an integer number (43433167).

Almost surely, 2^86866333 is an apocalyptic number.

It is an amenable number.

86866333 is a deficient number, since it is larger than the sum of its proper divisors (1).

86866333 is an equidigital number, since it uses as much as digits as its factorization.

86866333 is an evil number, because the sum of its binary digits is even.

The product of its digits is 373248, while the sum is 43.

The square root of 86866333 is about 9320.2109954657. The cubic root of 86866333 is about 442.8777167935.

The spelling of 86866333 in words is "eighty-six million, eight hundred sixty-six thousand, three hundred thirty-three".