860482639 has 4 divisors (see below), whose sum is σ = 860618520. Its totient is φ = 860346760.

The previous prime is 860482633. The next prime is 860482661. The reversal of 860482639 is 936284068.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 860482639 - 2⁵ = 860482607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (860482633) by changing a digit.

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, 57952 + ... + 71269.

It is an arithmetic number, because the mean of its divisors is an integer number (215154630).

Almost surely, 2^860482639 is an apocalyptic number.

860482639 is a deficient number, since it is larger than the sum of its proper divisors (135881).

860482639 is a wasteful number, since it uses less digits than its factorization.

860482639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135880.

The product of its (nonzero) digits is 497664, while the sum is 46.

The square root of 860482639 is about 29333.9843696693. The cubic root of 860482639 is about 951.1464051324.

The spelling of 860482639 in words is "eight hundred sixty million, four hundred eighty-two thousand, six hundred thirty-nine".