859949063 has 8 divisors (see below), whose sum is σ = 958457520. Its totient is φ = 766765440.

The previous prime is 859949023. The next prime is 859949081. The reversal of 859949063 is 360949958.

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

It is a cyclic number.

It is not a de Polignac number, because 859949063 - 2¹⁰ = 859948039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 859948996 and 859949014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (859949023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1330868 + ... + 1331513.

It is an arithmetic number, because the mean of its divisors is an integer number (119807190).

Almost surely, 2^859949063 is an apocalyptic number.

859949063 is a deficient number, since it is larger than the sum of its proper divisors (98508457).

859949063 is a wasteful number, since it uses less digits than its factorization.

859949063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2662417.

The product of its (nonzero) digits is 2099520, while the sum is 53.

The square root of 859949063 is about 29324.8881157286. Note that the first 3 decimals coincide. The cubic root of 859949063 is about 950.9497659411.

The spelling of 859949063 in words is "eight hundred fifty-nine million, nine hundred forty-nine thousand, sixty-three".