320213424 has 20 divisors (see below), whose sum is σ = 827218136. Its totient is φ = 106737792.

The previous prime is 320213417. The next prime is 320213431. The reversal of 320213424 is 424312023.

It is an interprime number because it is at equal distance from previous prime (320213417) and next prime (320213431).

It is a self number, because there is not a number n which added to its sum of digits gives 320213424.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3335509 + ... + 3335604.

Almost surely, 2^320213424 is an apocalyptic number.

It is an amenable number.

320213424 is an abundant number, since it is smaller than the sum of its proper divisors (507004712).

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

320213424 is a wasteful number, since it uses less digits than its factorization.

320213424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6671124 (or 6671118 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 320213424 is about 17894.5082078273. The cubic root of 320213424 is about 684.1424073382.

Adding to 320213424 its reverse (424312023), we get a palindrome (744525447).

The spelling of 320213424 in words is "three hundred twenty million, two hundred thirteen thousand, four hundred twenty-four".