329180540 has 24 divisors (see below), whose sum is σ = 744455040. Its totient is φ = 121543488.

The previous prime is 329180521. The next prime is 329180543. The reversal of 329180540 is 45081923.

It is a junction number, because it is equal to n+sod(n) for n = 329180497 and 329180506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (329180543) 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, 632780 + ... + 633299.

It is an arithmetic number, because the mean of its divisors is an integer number (31018960).

Almost surely, 2^329180540 is an apocalyptic number.

It is an amenable number.

329180540 is an abundant number, since it is smaller than the sum of its proper divisors (415274500).

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

329180540 is a wasteful number, since it uses less digits than its factorization.

329180540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1266101 (or 1266099 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 329180540 is about 18143.3332108519. Note that the first 3 decimals coincide. The cubic root of 329180540 is about 690.4698473222.

The spelling of 329180540 in words is "three hundred twenty-nine million, one hundred eighty thousand, five hundred forty".