329997275 has 6 divisors (see below), whose sum is σ = 409196652. Its totient is φ = 263997800.

The previous prime is 329997257. The next prime is 329997281. The reversal of 329997275 is 572799923.

It is a happy number.

It is not a de Polignac number, because 329997275 - 2⁶ = 329997211 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6599921 + ... + 6599970.

It is an arithmetic number, because the mean of its divisors is an integer number (68199442).

Almost surely, 2^329997275 is an apocalyptic number.

329997275 is a deficient number, since it is larger than the sum of its proper divisors (79199377).

329997275 is a wasteful number, since it uses less digits than its factorization.

329997275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13199901 (or 13199896 counting only the distinct ones).

The product of its digits is 2143260, while the sum is 53.

The square root of 329997275 is about 18165.8271212736. The cubic root of 329997275 is about 691.0404208844.

The spelling of 329997275 in words is "three hundred twenty-nine million, nine hundred ninety-seven thousand, two hundred seventy-five".