330066993 has 12 divisors (see below), whose sum is σ = 464472528. Its totient is φ = 208462680.

The previous prime is 330066949. The next prime is 330067007. The reversal of 330066993 is 399660033.

It is not a de Polignac number, because 330066993 - 2¹⁰ = 330065969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (330066943) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 151303 + ... + 153468.

It is an arithmetic number, because the mean of its divisors is an integer number (38706044).

Almost surely, 2^330066993 is an apocalyptic number.

It is an amenable number.

330066993 is a deficient number, since it is larger than the sum of its proper divisors (134405535).

330066993 is a wasteful number, since it uses less digits than its factorization.

330066993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304812 (or 304793 counting only the distinct ones).

The product of its (nonzero) digits is 78732, while the sum is 39.

The square root of 330066993 is about 18167.7459526492. The cubic root of 330066993 is about 691.0890824617.

The spelling of 330066993 in words is "three hundred thirty million, sixty-six thousand, nine hundred ninety-three".