320214516 has 48 divisors (see below), whose sum is σ = 792792000. Its totient is φ = 100247040.

The previous prime is 320214497. The next prime is 320214529. The reversal of 320214516 is 615412023.

It is a super-2 number, since 2×320214516² = 205074672514228512, which contains 22 as substring.

It is a congruent number.

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, 115110 + ... + 117858.

It is an arithmetic number, because the mean of its divisors is an integer number (16516500).

Almost surely, 2^320214516 is an apocalyptic number.

320214516 is the 11318-th centered pentagonal number.

It is an amenable number.

320214516 is an abundant number, since it is smaller than the sum of its proper divisors (472577484).

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

320214516 is a wasteful number, since it uses less digits than its factorization.

320214516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3344 (or 3342 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 320214516 is about 17894.5387199559. The cubic root of 320214516 is about 684.1431850306.

Adding to 320214516 its reverse (615412023), we get a palindrome (935626539).

The spelling of 320214516 in words is "three hundred twenty million, two hundred fourteen thousand, five hundred sixteen".