864126606 has 32 divisors (see below), whose sum is σ = 2061024768. Its totient is φ = 236158560.

The previous prime is 864126563. The next prime is 864126607. The reversal of 864126606 is 606621468.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (864126607) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 446305 + ... + 448236.

It is an arithmetic number, because the mean of its divisors is an integer number (64407024).

Almost surely, 2^864126606 is an apocalyptic number.

864126606 is an abundant number, since it is smaller than the sum of its proper divisors (1196898162).

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

864126606 is a wasteful number, since it uses less digits than its factorization.

864126606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 894576.

The product of its (nonzero) digits is 82944, while the sum is 39.

The square root of 864126606 is about 29396.0304463035. The cubic root of 864126606 is about 952.4871507832.

The spelling of 864126606 in words is "eight hundred sixty-four million, one hundred twenty-six thousand, six hundred six".