726602164 has 18 divisors (see below), whose sum is σ = 1303335782. Its totient is φ = 354436800.

The previous prime is 726602153. The next prime is 726602183. The reversal of 726602164 is 461206627.

726602164 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 3 ways, for example, as 3422500 + 723179664 = 1850^2 + 26892^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 47307 + ... + 60754.

Almost surely, 2^726602164 is an apocalyptic number.

It is an amenable number.

726602164 is a deficient number, since it is larger than the sum of its proper divisors (576733618).

726602164 is a wasteful number, since it uses less digits than its factorization.

726602164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108147 (or 108104 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 726602164 is about 26955.5590556011. The cubic root of 726602164 is about 899.0121523407.

The spelling of 726602164 in words is "seven hundred twenty-six million, six hundred two thousand, one hundred sixty-four".