330509972 has 24 divisors (see below), whose sum is σ = 642980352. Its totient is φ = 147621600.

The previous prime is 330509953. The next prime is 330509983. The reversal of 330509972 is 279905033.

It is a congruent 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, 100904 + ... + 104127.

It is an arithmetic number, because the mean of its divisors is an integer number (26790848).

Almost surely, 2^330509972 is an apocalyptic number.

It is an amenable number.

330509972 is a deficient number, since it is larger than the sum of its proper divisors (312470380).

330509972 is a wasteful number, since it uses less digits than its factorization.

330509972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205079 (or 205077 counting only the distinct ones).

The product of its (nonzero) digits is 51030, while the sum is 38.

The square root of 330509972 is about 18179.9332231997. The cubic root of 330509972 is about 691.3981117441.

The spelling of 330509972 in words is "three hundred thirty million, five hundred nine thousand, nine hundred seventy-two".