329463421 has 8 divisors (see below), whose sum is σ = 376643840. Its totient is φ = 282311568.

The previous prime is 329463397. The next prime is 329463457. The reversal of 329463421 is 124364923.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 329463421 - 2⁵ = 329463389 is a prime.

It is a super-2 number, since 2×329463421² = 217092291554046482, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (329460421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31615 + ... + 40723.

It is an arithmetic number, because the mean of its divisors is an integer number (47080480).

Almost surely, 2^329463421 is an apocalyptic number.

It is an amenable number.

329463421 is a deficient number, since it is larger than the sum of its proper divisors (47180419).

329463421 is an equidigital number, since it uses as much as digits as its factorization.

329463421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14283.

The product of its digits is 31104, while the sum is 34.

The square root of 329463421 is about 18151.1272652692. The cubic root of 329463421 is about 690.6675755739.

The spelling of 329463421 in words is "three hundred twenty-nine million, four hundred sixty-three thousand, four hundred twenty-one".