329630326 has 4 divisors (see below), whose sum is σ = 494445492. Its totient is φ = 164815162.

The previous prime is 329630321. The next prime is 329630359. The reversal of 329630326 is 623036923.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 623036923 = 19 ⋅32791417.

It is a junction number, because it is equal to n+sod(n) for n = 329630291 and 329630300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (329630321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82407580 + ... + 82407583.

It is an arithmetic number, because the mean of its divisors is an integer number (123611373).

Almost surely, 2^329630326 is an apocalyptic number.

329630326 is a deficient number, since it is larger than the sum of its proper divisors (164815166).

329630326 is a wasteful number, since it uses less digits than its factorization.

329630326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164815165.

The product of its (nonzero) digits is 34992, while the sum is 34.

The square root of 329630326 is about 18155.7243314609. The cubic root of 329630326 is about 690.7841857990.

The spelling of 329630326 in words is "three hundred twenty-nine million, six hundred thirty thousand, three hundred twenty-six".