329480040 has 64 divisors (see below), whose sum is σ = 995601600. Its totient is φ = 87224832.

The previous prime is 329480029. The next prime is 329480101. The reversal of 329480040 is 40084923.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6804 + ... + 26556.

It is an arithmetic number, because the mean of its divisors is an integer number (15556275).

Almost surely, 2^329480040 is an apocalyptic number.

329480040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 329480040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (497800800).

329480040 is an abundant number, since it is smaller than the sum of its proper divisors (666121560).

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

329480040 is a wasteful number, since it uses less digits than its factorization.

329480040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19906 (or 19902 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 329480040 is about 18151.5850547549. The cubic root of 329480040 is about 690.6791884073.

The spelling of 329480040 in words is "three hundred twenty-nine million, four hundred eighty thousand, forty".