864545334 has 32 divisors (see below), whose sum is σ = 1823834880. Its totient is φ = 272453472.

The previous prime is 864545327. The next prime is 864545369. The reversal of 864545334 is 433545468.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49804 + ... + 64880.

It is an arithmetic number, because the mean of its divisors is an integer number (56994840).

Almost surely, 2^864545334 is an apocalyptic number.

864545334 is an abundant number, since it is smaller than the sum of its proper divisors (959289546).

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

864545334 is a wasteful number, since it uses less digits than its factorization.

864545334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15604.

The product of its digits is 691200, while the sum is 42.

The square root of 864545334 is about 29403.1517698358. The cubic root of 864545334 is about 952.6409741673.

The spelling of 864545334 in words is "eight hundred sixty-four million, five hundred forty-five thousand, three hundred thirty-four".