726616206 has 24 divisors (see below), whose sum is σ = 1597835304. Its totient is φ = 238590000.

The previous prime is 726616171. The next prime is 726616229. The reversal of 726616206 is 602616627.

726616206 is a `hidden beast` number, since 7 + 26 + 6 + 1 + 620 + 6 = 666.

726616206 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×726616206² = 1055942221643668872, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 300045 + ... + 302456.

It is an arithmetic number, because the mean of its divisors is an integer number (66576471).

Almost surely, 2^726616206 is an apocalyptic number.

726616206 is an abundant number, since it is smaller than the sum of its proper divisors (871219098).

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

726616206 is a wasteful number, since it uses less digits than its factorization.

726616206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602576 (or 602573 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 726616206 is about 26955.8195200962. The cubic root of 726616206 is about 899.0179436104.

The spelling of 726616206 in words is "seven hundred twenty-six million, six hundred sixteen thousand, two hundred six".