6720826 has 8 divisors (see below), whose sum is σ = 11521440. Its totient is φ = 2880348.

The previous prime is 6720823. The next prime is 6720841. The reversal of 6720826 is 6280276.

It is a happy number.

6720826 is digitally balanced in base 8, because in such base it contains all the possibile digits an equal number of times.

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

6720826 is strictly pandigital in base 8.

It is not an unprimeable number, because it can be changed into a prime (6720821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 240016 + ... + 240043.

It is an arithmetic number, because the mean of its divisors is an integer number (1440180).

Almost surely, 2^6720826 is an apocalyptic number.

6720826 is a deficient number, since it is larger than the sum of its proper divisors (4800614).

6720826 is a wasteful number, since it uses less digits than its factorization.

6720826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480068.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 6720826 is about 2592.4555926766. The cubic root of 6720826 is about 188.7154906721.

The spelling of 6720826 in words is "six million, seven hundred twenty thousand, eight hundred twenty-six".