320321214 has 24 divisors (see below), whose sum is σ = 697150272. Its totient is φ = 106293600.

The previous prime is 320321203. The next prime is 320321227. The reversal of 320321214 is 412123023.

320321214 is a `hidden beast` number, since 320 + 321 + 21 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35887 + ... + 43914.

It is an arithmetic number, because the mean of its divisors is an integer number (29047928).

Almost surely, 2^320321214 is an apocalyptic number.

320321214 is an abundant number, since it is smaller than the sum of its proper divisors (376829058).

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

320321214 is a wasteful number, since it uses less digits than its factorization.

320321214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80032 (or 80029 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 320321214 is about 17897.5197723036. The cubic root of 320321214 is about 684.2191638924.

Adding to 320321214 its reverse (412123023), we get a palindrome (732444237).

The spelling of 320321214 in words is "three hundred twenty million, three hundred twenty-one thousand, two hundred fourteen".