864419286 has 16 divisors (see below), whose sum is σ = 1734473664. Its totient is φ = 287200584.

The previous prime is 864419273. The next prime is 864419287. The reversal of 864419286 is 682914468.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (864419287) 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 7 ways as a sum of consecutive naturals, for example, 232800 + ... + 236483.

It is an arithmetic number, because the mean of its divisors is an integer number (108404604).

Almost surely, 2^864419286 is an apocalyptic number.

864419286 is an abundant number, since it is smaller than the sum of its proper divisors (870054378).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

864419286 is a wasteful number, since it uses less digits than its factorization.

864419286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469595.

The product of its digits is 663552, while the sum is 48.

The square root of 864419286 is about 29401.0082480176. The cubic root of 864419286 is about 952.5946745610.

The spelling of 864419286 in words is "eight hundred sixty-four million, four hundred nineteen thousand, two hundred eighty-six".