8726641 has 12 divisors (see below), whose sum is σ = 10963456. Its totient is φ = 6799320.

The previous prime is 8726633. The next prime is 8726647. The reversal of 8726641 is 1466278.

8726641 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8726641 - 2³ = 8726633 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8726597 and 8726606.

It is not an unprimeable number, because it can be changed into a prime (8726647) 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, 4305 + ... + 5998.

Almost surely, 2^8726641 is an apocalyptic number.

It is an amenable number.

8726641 is a deficient number, since it is larger than the sum of its proper divisors (2236815).

8726641 is a wasteful number, since it uses less digits than its factorization.

8726641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10332 (or 10321 counting only the distinct ones).

The product of its digits is 16128, while the sum is 34.

The square root of 8726641 is about 2954.0888612227. The cubic root of 8726641 is about 205.8807318528.

The spelling of 8726641 in words is "eight million, seven hundred twenty-six thousand, six hundred forty-one".