859717045 has 16 divisors (see below), whose sum is σ = 1128608640. Its totient is φ = 623492800.

The previous prime is 859717043. The next prime is 859717049. The reversal of 859717045 is 540717958.

It is a happy number.

It is not a de Polignac number, because 859717045 - 2¹ = 859717043 is a prime.

It is a super-2 number, since 2×859717045² = 1478226794927064050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 859716986 and 859717004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (859717043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2026 + ... + 41515.

It is an arithmetic number, because the mean of its divisors is an integer number (70538040).

Almost surely, 2^859717045 is an apocalyptic number.

It is an amenable number.

859717045 is a deficient number, since it is larger than the sum of its proper divisors (268891595).

859717045 is a wasteful number, since it uses less digits than its factorization.

859717045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43916.

The product of its (nonzero) digits is 352800, while the sum is 46.

The square root of 859717045 is about 29320.9318576337. The cubic root of 859717045 is about 950.8642347865.

The spelling of 859717045 in words is "eight hundred fifty-nine million, seven hundred seventeen thousand, forty-five".