329009434 has 48 divisors (see below), whose sum is σ = 585295200. Its totient is φ = 137494368.

The previous prime is 329009431. The next prime is 329009441. The reversal of 329009434 is 434900923.

It is a super-2 number, since 2×329009434² = 216494415322000712, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 329009434.

It is not an unprimeable number, because it can be changed into a prime (329009431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 260697 + ... + 261955.

It is an arithmetic number, because the mean of its divisors is an integer number (12193650).

Almost surely, 2^329009434 is an apocalyptic number.

329009434 is a deficient number, since it is larger than the sum of its proper divisors (256285766).

329009434 is a wasteful number, since it uses less digits than its factorization.

329009434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1339 (or 1316 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 34.

The square root of 329009434 is about 18138.6172019810. The cubic root of 329009434 is about 690.3501926086.

The spelling of 329009434 in words is "three hundred twenty-nine million, nine thousand, four hundred thirty-four".