3066993 has 6 divisors (see below), whose sum is σ = 4430114. Its totient is φ = 2044656.

The previous prime is 3066991. The next prime is 3067003. The reversal of 3066993 is 3996603.

It can be written as a sum of positive squares in only one way, i.e., 1774224 + 1292769 = 1332^2 + 1137^2 .

It is not a de Polignac number, because 3066993 - 2¹ = 3066991 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3066991) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 170380 + ... + 170397.

Almost surely, 2^3066993 is an apocalyptic number.

It is an amenable number.

3066993 is a deficient number, since it is larger than the sum of its proper divisors (1363121).

3066993 is a wasteful number, since it uses less digits than its factorization.

3066993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340783 (or 340780 counting only the distinct ones).

The product of its (nonzero) digits is 26244, while the sum is 36.

The square root of 3066993 is about 1751.2832437958. The cubic root of 3066993 is about 145.2906259825.

The spelling of 3066993 in words is "three million, sixty-six thousand, nine hundred ninety-three".