864254017 has 16 divisors (see below), whose sum is σ = 956696832. Its totient is φ = 774175120.

The previous prime is 864253979. The next prime is 864254023. The reversal of 864254017 is 710452468.

It is a cyclic number.

It is not a de Polignac number, because 864254017 - 2¹⁵ = 864221249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (864254057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 425358 + ... + 427384.

It is an arithmetic number, because the mean of its divisors is an integer number (59793552).

Almost surely, 2^864254017 is an apocalyptic number.

It is an amenable number.

864254017 is a deficient number, since it is larger than the sum of its proper divisors (92442815).

864254017 is a wasteful number, since it uses less digits than its factorization.

864254017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2588.

The product of its (nonzero) digits is 53760, while the sum is 37.

The square root of 864254017 is about 29398.1975127728. The cubic root of 864254017 is about 952.5339615844.

The spelling of 864254017 in words is "eight hundred sixty-four million, two hundred fifty-four thousand, seventeen".