320403214 has 4 divisors (see below), whose sum is σ = 480604824. Its totient is φ = 160201606.

The previous prime is 320403203. The next prime is 320403229. The reversal of 320403214 is 412304023.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 320403191 and 320403200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80100802 + ... + 80100805.

It is an arithmetic number, because the mean of its divisors is an integer number (120151206).

Almost surely, 2^320403214 is an apocalyptic number.

320403214 is a deficient number, since it is larger than the sum of its proper divisors (160201610).

320403214 is a wasteful number, since it uses less digits than its factorization.

320403214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160201609.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 320403214 is about 17899.8104459237. The cubic root of 320403214 is about 684.2775440247.

Adding to 320403214 its reverse (412304023), we get a palindrome (732707237).

The spelling of 320403214 in words is "three hundred twenty million, four hundred three thousand, two hundred fourteen".