860659229 has 2 divisors, whose sum is σ = 860659230. Its totient is φ = 860659228.

The previous prime is 860659193. The next prime is 860659271. The reversal of 860659229 is 922956068.

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., 794676100 + 65983129 = 28190^2 + 8123^2 .

It is a cyclic number.

It is not a de Polignac number, because 860659229 - 2²⁸ = 592223773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (860659829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 430329614 + 430329615.

It is an arithmetic number, because the mean of its divisors is an integer number (430329615).

Almost surely, 2^860659229 is an apocalyptic number.

It is an amenable number.

860659229 is a deficient number, since it is larger than the sum of its proper divisors (1).

860659229 is an equidigital number, since it uses as much as digits as its factorization.

860659229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 466560, while the sum is 47.

The square root of 860659229 is about 29336.9942052692. The cubic root of 860659229 is about 951.2114660828.

The spelling of 860659229 in words is "eight hundred sixty million, six hundred fifty-nine thousand, two hundred twenty-nine".