726130626 has 16 divisors (see below), whose sum is σ = 1563973824. Its totient is φ = 223424784.

The previous prime is 726130609. The next prime is 726130709. The reversal of 726130626 is 626031627.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4654606 + ... + 4654761.

It is an arithmetic number, because the mean of its divisors is an integer number (97748364).

Almost surely, 2^726130626 is an apocalyptic number.

726130626 is an abundant number, since it is smaller than the sum of its proper divisors (837843198).

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

726130626 is a wasteful number, since it uses less digits than its factorization.

726130626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9309385.

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 726130626 is about 26946.8110543715. The cubic root of 726130626 is about 898.8176350157.

The spelling of 726130626 in words is "seven hundred twenty-six million, one hundred thirty thousand, six hundred twenty-six".