321414318 has 20 divisors (see below), whose sum is σ = 720206520. Its totient is φ = 107138052.

The previous prime is 321414299. The next prime is 321414329. The reversal of 321414318 is 813414123.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 321414291 and 321414300.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 991858 + ... + 992181.

It is an arithmetic number, because the mean of its divisors is an integer number (36010326).

Almost surely, 2^321414318 is an apocalyptic number.

321414318 is an abundant number, since it is smaller than the sum of its proper divisors (398792202).

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

321414318 is a wasteful number, since it uses less digits than its factorization.

321414318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1984053 (or 1984044 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 321414318 is about 17928.0316264781. The cubic root of 321414318 is about 684.9965851322.

The spelling of 321414318 in words is "three hundred twenty-one million, four hundred fourteen thousand, three hundred eighteen".