6630022 has 16 divisors (see below), whose sum is σ = 11450880. Its totient is φ = 2820168.

The previous prime is 6630011. The next prime is 6630023. The reversal of 6630022 is 2200366.

It is an Ulam number.

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6630023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 243 + ... + 3649.

It is an arithmetic number, because the mean of its divisors is an integer number (715680).

Almost surely, 2^6630022 is an apocalyptic number.

6630022 is a deficient number, since it is larger than the sum of its proper divisors (4820858).

6630022 is a wasteful number, since it uses less digits than its factorization.

6630022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3555.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 6630022 is about 2574.8829099592. The cubic root of 6630022 is about 187.8617324972.

Adding to 6630022 its reverse (2200366), we get a palindrome (8830388).

The spelling of 6630022 in words is "six million, six hundred thirty thousand, twenty-two".