330703997 has 16 divisors (see below), whose sum is σ = 365653680. Its totient is φ = 297216000.

The previous prime is 330703981. The next prime is 330704029. The reversal of 330703997 is 799307033.

It can be written as a sum of positive squares in 8 ways, for example, as 10329796 + 320374201 = 3214^2 + 17899^2 .

It is a cyclic number.

It is not a de Polignac number, because 330703997 - 2⁴ = 330703981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (330703097) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78029 + ... + 82157.

It is an arithmetic number, because the mean of its divisors is an integer number (22853355).

Almost surely, 2^330703997 is an apocalyptic number.

It is an amenable number.

330703997 is a deficient number, since it is larger than the sum of its proper divisors (34949683).

330703997 is a wasteful number, since it uses less digits than its factorization.

330703997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4304.

The product of its (nonzero) digits is 107163, while the sum is 41.

The square root of 330703997 is about 18185.2686809956. The cubic root of 330703997 is about 691.5333797521.

The spelling of 330703997 in words is "three hundred thirty million, seven hundred three thousand, nine hundred ninety-seven".