329813464 has 32 divisors (see below), whose sum is σ = 675907200. Its totient is φ = 150197760.

The previous prime is 329813461. The next prime is 329813479. The reversal of 329813464 is 464318923.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (329813461) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34899 + ... + 43330.

It is an arithmetic number, because the mean of its divisors is an integer number (21122100).

Almost surely, 2^329813464 is an apocalyptic number.

329813464 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

329813464 is an abundant number, since it is smaller than the sum of its proper divisors (346093736).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

329813464 is a wasteful number, since it uses less digits than its factorization.

329813464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78283 (or 78279 counting only the distinct ones).

The product of its digits is 124416, while the sum is 40.

The square root of 329813464 is about 18160.7671644124. The cubic root of 329813464 is about 690.9120921258.

The spelling of 329813464 in words is "three hundred twenty-nine million, eight hundred thirteen thousand, four hundred sixty-four".