6722635 has 16 divisors (see below), whose sum is σ = 8475840. Its totient is φ = 5111680.

The previous prime is 6722623. The next prime is 6722657. The reversal of 6722635 is 5362276.

It is not a de Polignac number, because 6722635 - 2⁵ = 6722603 is a prime.

It is a d-powerful number, because it can be written as 6⁴ + 7 + 2¹⁸ + 2²² + 6⁷ + 3¹³ + 5⁸ .

It is a junction number, because it is equal to n+sod(n) for n = 6722597 and 6722606.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9969 + ... + 10621.

It is an arithmetic number, because the mean of its divisors is an integer number (529740).

Almost surely, 2^6722635 is an apocalyptic number.

6722635 is a deficient number, since it is larger than the sum of its proper divisors (1753205).

6722635 is a wasteful number, since it uses less digits than its factorization.

6722635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 758.

The product of its digits is 15120, while the sum is 31.

The square root of 6722635 is about 2592.8044662103. The cubic root of 6722635 is about 188.7324209174.

The spelling of 6722635 in words is "six million, seven hundred twenty-two thousand, six hundred thirty-five".