6652222 has 4 divisors (see below), whose sum is σ = 9978336. Its totient is φ = 3326110.

The previous prime is 6652213. The next prime is 6652231. The reversal of 6652222 is 2222566.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2222566 = 2 ⋅1111283.

It is an interprime number because it is at equal distance from previous prime (6652213) and next prime (6652231).

It is a nialpdrome in base 10.

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 as a sum of consecutive naturals, namely, 1663054 + ... + 1663057.

It is an arithmetic number, because the mean of its divisors is an integer number (2494584).

Almost surely, 2^6652222 is an apocalyptic number.

6652222 is a deficient number, since it is larger than the sum of its proper divisors (3326114).

6652222 is a wasteful number, since it uses less digits than its factorization.

6652222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3326113.

The product of its digits is 2880, while the sum is 25.

The square root of 6652222 is about 2579.1901829838. The cubic root of 6652222 is about 188.0711779674.

Adding to 6652222 its reverse (2222566), we get a palindrome (8874788).

The spelling of 6652222 in words is "six million, six hundred fifty-two thousand, two hundred twenty-two".