726989411 has 8 divisors (see below), whose sum is σ = 769998960. Its totient is φ = 684007168.

The previous prime is 726989369. The next prime is 726989413. The reversal of 726989411 is 114989627.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 726989411 - 2¹⁰ = 726988387 is a prime.

It is a super-2 number, since 2×726989411² = 1057027207412253842, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (726989413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78740 + ... + 87486.

It is an arithmetic number, because the mean of its divisors is an integer number (96249870).

Almost surely, 2^726989411 is an apocalyptic number.

726989411 is a deficient number, since it is larger than the sum of its proper divisors (43009549).

726989411 is a wasteful number, since it uses less digits than its factorization.

726989411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13653.

The product of its digits is 217728, while the sum is 47.

The square root of 726989411 is about 26962.7411625747. The cubic root of 726989411 is about 899.1718352900.

The spelling of 726989411 in words is "seven hundred twenty-six million, nine hundred eighty-nine thousand, four hundred eleven".