864385462 has 8 divisors (see below), whose sum is σ = 1338403392. Its totient is φ = 418251000.

The previous prime is 864385447. The next prime is 864385469. The reversal of 864385462 is 264583468.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (864385469) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 6970789 + ... + 6970912.

It is an arithmetic number, because the mean of its divisors is an integer number (167300424).

Almost surely, 2^864385462 is an apocalyptic number.

864385462 is a deficient number, since it is larger than the sum of its proper divisors (474017930).

864385462 is a wasteful number, since it uses less digits than its factorization.

864385462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13941734.

The product of its digits is 1105920, while the sum is 46.

The square root of 864385462 is about 29400.4330240219. The cubic root of 864385462 is about 952.5822496560.

The spelling of 864385462 in words is "eight hundred sixty-four million, three hundred eighty-five thousand, four hundred sixty-two".