5222666 has 8 divisors (see below), whose sum is σ = 7862724. Its totient is φ = 2601760.

The previous prime is 5222653. The next prime is 5222671. The reversal of 5222666 is 6662225.

It can be written as a sum of positive squares in 2 ways, for example, as 5085025 + 137641 = 2255^2 + 371^2 .

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

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 4085 + ... + 5208.

Almost surely, 2^5222666 is an apocalyptic number.

5222666 is a deficient number, since it is larger than the sum of its proper divisors (2640058).

5222666 is a wasteful number, since it uses less digits than its factorization.

5222666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9576.

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

The square root of 5222666 is about 2285.3152955336. The cubic root of 5222666 is about 173.4991764142.

The spelling of 5222666 in words is "five million, two hundred twenty-two thousand, six hundred sixty-six".