864525412 has 12 divisors (see below), whose sum is σ = 1601914860. Its totient is φ = 406835456.

The previous prime is 864525397. The next prime is 864525413. The reversal of 864525412 is 214525468.

864525412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 533794816 + 330730596 = 23104^2 + 18186^2 .

It is not an unprimeable number, because it can be changed into a prime (864525413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6356737 + ... + 6356872.

It is an arithmetic number, because the mean of its divisors is an integer number (133492905).

Almost surely, 2^864525412 is an apocalyptic number.

It is an amenable number.

864525412 is a deficient number, since it is larger than the sum of its proper divisors (737389448).

864525412 is a wasteful number, since it uses less digits than its factorization.

864525412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12713630 (or 12713628 counting only the distinct ones).

The product of its digits is 76800, while the sum is 37.

The square root of 864525412 is about 29402.8129946779. The cubic root of 864525412 is about 952.6336567722.

The spelling of 864525412 in words is "eight hundred sixty-four million, five hundred twenty-five thousand, four hundred twelve".