859680814 has 16 divisors (see below), whose sum is σ = 1340776800. Its totient is φ = 412906144.

The previous prime is 859680793. The next prime is 859680823. The reversal of 859680814 is 418086958.

It is a super-2 number, since 2×859680814² = 1478102203919405192, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26194 + ... + 49045.

It is an arithmetic number, because the mean of its divisors is an integer number (83798550).

Almost surely, 2^859680814 is an apocalyptic number.

859680814 is a deficient number, since it is larger than the sum of its proper divisors (481095986).

859680814 is a wasteful number, since it uses less digits than its factorization.

859680814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75467.

The product of its (nonzero) digits is 552960, while the sum is 49.

The square root of 859680814 is about 29320.3140160538. The cubic root of 859680814 is about 950.8508771955.

The spelling of 859680814 in words is "eight hundred fifty-nine million, six hundred eighty thousand, eight hundred fourteen".