6662522 has 8 divisors (see below), whose sum is σ = 10023156. Its totient is φ = 3321472.

The previous prime is 6662507. The next prime is 6662531. The reversal of 6662522 is 2252666.

It can be written as a sum of positive squares in 2 ways, for example, as 6661561 + 961 = 2581^2 + 31^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4013 + ... + 5424.

Almost surely, 2^6662522 is an apocalyptic number.

6662522 is a deficient number, since it is larger than the sum of its proper divisors (3360634).

6662522 is a wasteful number, since it uses less digits than its factorization.

6662522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9792.

The product of its digits is 8640, while the sum is 29.

The square root of 6662522 is about 2581.1861614382. The cubic root of 6662522 is about 188.1681948841.

The spelling of 6662522 in words is "six million, six hundred sixty-two thousand, five hundred twenty-two".