6622507 has 4 divisors (see below), whose sum is σ = 6971080. Its totient is φ = 6273936.

The previous prime is 6622501. The next prime is 6622523. The reversal of 6622507 is 7052266.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6622507 - 2⁷ = 6622379 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6622501) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 174258 + ... + 174295.

It is an arithmetic number, because the mean of its divisors is an integer number (1742770).

Almost surely, 2^6622507 is an apocalyptic number.

6622507 is a deficient number, since it is larger than the sum of its proper divisors (348573).

6622507 is a wasteful number, since it uses less digits than its factorization.

6622507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348572.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 6622507 is about 2573.4232065480. The cubic root of 6622507 is about 187.7907264651.

The spelling of 6622507 in words is "six million, six hundred twenty-two thousand, five hundred seven".