860289146 has 8 divisors (see below), whose sum is σ = 1325310420. Its totient is φ = 418519008.

The previous prime is 860289127. The next prime is 860289151. The reversal of 860289146 is 641982068.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 832611025 + 27678121 = 28855^2 + 5261^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 860289097 and 860289106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5812691 + ... + 5812838.

Almost surely, 2^860289146 is an apocalyptic number.

860289146 is a deficient number, since it is larger than the sum of its proper divisors (465021274).

860289146 is a wasteful number, since it uses less digits than its factorization.

860289146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11625568.

The product of its (nonzero) digits is 165888, while the sum is 44.

The square root of 860289146 is about 29330.6860813040. The cubic root of 860289146 is about 951.0751063986.

The spelling of 860289146 in words is "eight hundred sixty million, two hundred eighty-nine thousand, one hundred forty-six".