1329382218 has 32 divisors (see below), whose sum is σ = 2862889920. Its totient is φ = 409990400.

The previous prime is 1329382189. The next prime is 1329382247. The reversal of 1329382218 is 8122839231.

It is an interprime number because it is at equal distance from previous prime (1329382189) and next prime (1329382247).

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, 104433 + ... + 116468.

It is an arithmetic number, because the mean of its divisors is an integer number (89465310).

Almost surely, 2^1329382218 is an apocalyptic number.

1329382218 is an abundant number, since it is smaller than the sum of its proper divisors (1533507702).

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

1329382218 is a wasteful number, since it uses less digits than its factorization.

1329382218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220982.

The product of its digits is 41472, while the sum is 39.

The square root of 1329382218 is about 36460.6941513735. The cubic root of 1329382218 is about 1099.5541493403.

The spelling of 1329382218 in words is "one billion, three hundred twenty-nine million, three hundred eighty-two thousand, two hundred eighteen".