6630922 has 4 divisors (see below), whose sum is σ = 9946386. Its totient is φ = 3315460.

The previous prime is 6630919. The next prime is 6630961. The reversal of 6630922 is 2290366.

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

It can be written as a sum of positive squares in only one way, i.e., 4756761 + 1874161 = 2181^2 + 1369^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1657729 + ... + 1657732.

Almost surely, 2^6630922 is an apocalyptic number.

6630922 is a deficient number, since it is larger than the sum of its proper divisors (3315464).

6630922 is a wasteful number, since it uses less digits than its factorization.

6630922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3315463.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 6630922 is about 2575.0576692571. The cubic root of 6630922 is about 187.8702326153.

The spelling of 6630922 in words is "six million, six hundred thirty thousand, nine hundred twenty-two".