864242468 has 12 divisors (see below), whose sum is σ = 1512709212. Its totient is φ = 432039840.

The previous prime is 864242441. The next prime is 864242497.

864242468 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 844599844 + 19642624 = 29062^2 + 4432^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 7898 + ... + 42318.

It is an arithmetic number, because the mean of its divisors is an integer number (126059101).

Almost surely, 2^864242468 is an apocalyptic number.

It is an amenable number.

864242468 is a deficient number, since it is larger than the sum of its proper divisors (648466744).

864242468 is a wasteful number, since it uses less digits than its factorization.

864242468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40702 (or 40700 counting only the distinct ones).

The product of its digits is 589824, while the sum is 44.

The square root of 864242468 is about 29398.0010885094. The cubic root of 864242468 is about 952.5297186714.

The spelling of 864242468 in words is "eight hundred sixty-four million, two hundred forty-two thousand, four hundred sixty-eight".