6650068 has 6 divisors (see below), whose sum is σ = 11637626. Its totient is φ = 3325032.

The previous prime is 6650051. The next prime is 6650071. The reversal of 6650068 is 8600566.

It can be written as a sum of positive squares in only one way, i.e., 5673924 + 976144 = 2382^2 + 988^2 .

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 831255 + ... + 831262.

Almost surely, 2^6650068 is an apocalyptic number.

It is an amenable number.

6650068 is a deficient number, since it is larger than the sum of its proper divisors (4987558).

6650068 is a wasteful number, since it uses less digits than its factorization.

6650068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1662521 (or 1662519 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 6650068 is about 2578.7725762463. The cubic root of 6650068 is about 188.0508765278.

The spelling of 6650068 in words is "six million, six hundred fifty thousand, sixty-eight".