3122385280 has 64 divisors (see below), whose sum is σ = 8530814880. Its totient is φ = 1070530560.

The previous prime is 3122385271. The next prime is 3122385281. The reversal of 3122385280 is 825832213.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3122385281) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 344001 + ... + 352960.

Almost surely, 2^3122385280 is an apocalyptic number.

It is an amenable number.

3122385280 is an abundant number, since it is smaller than the sum of its proper divisors (5408429600).

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

3122385280 is an equidigital number, since it uses as much as digits as its factorization.

3122385280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 696987 (or 696975 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 3122385280 is about 55878.3077768109. The cubic root of 3122385280 is about 1461.6009959862.

The spelling of 3122385280 in words is "three billion, one hundred twenty-two million, three hundred eighty-five thousand, two hundred eighty".