6669388 has 24 divisors (see below), whose sum is σ = 13046544. Its totient is φ = 2956800.

The previous prime is 6669367. The next prime is 6669401. The reversal of 6669388 is 8839666.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45 + ... + 3652.

It is an arithmetic number, because the mean of its divisors is an integer number (543606).

Almost surely, 2^6669388 is an apocalyptic number.

It is an amenable number.

6669388 is a deficient number, since it is larger than the sum of its proper divisors (6377156).

6669388 is a wasteful number, since it uses less digits than its factorization.

6669388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3753 (or 3751 counting only the distinct ones).

The product of its digits is 373248, while the sum is 46.

The square root of 6669388 is about 2582.5158276378. The cubic root of 6669388 is about 188.2328110196.

The spelling of 6669388 in words is "six million, six hundred sixty-nine thousand, three hundred eighty-eight".