726646627 has 12 divisors (see below), whose sum is σ = 850964400. Its totient is φ = 618653616.

The previous prime is 726646619. The next prime is 726646631.

726646627 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 726646627 - 2³ = 726646619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (726646607) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42463 + ... + 57064.

It is an arithmetic number, because the mean of its divisors is an integer number (70913700).

Almost surely, 2^726646627 is an apocalyptic number.

726646627 is a deficient number, since it is larger than the sum of its proper divisors (124317773).

726646627 is a wasteful number, since it uses less digits than its factorization.

726646627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99690 (or 99683 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 46.

The square root of 726646627 is about 26956.3837893735. The cubic root of 726646627 is about 899.0304897308.

The spelling of 726646627 in words is "seven hundred twenty-six million, six hundred forty-six thousand, six hundred twenty-seven".