3122763620 has 48 divisors (see below), whose sum is σ = 6918125760. Its totient is φ = 1180761984.

The previous prime is 3122763619. The next prime is 3122763719. The reversal of 3122763620 is 263672213.

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, 168662 + ... + 186258.

It is an arithmetic number, because the mean of its divisors is an integer number (144127620).

Almost surely, 2^3122763620 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3122763620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3459062880).

3122763620 is an abundant number, since it is smaller than the sum of its proper divisors (3795362140).

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

3122763620 is a wasteful number, since it uses less digits than its factorization.

3122763620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18092 (or 18090 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 3122763620 is about 55881.6930666922. The cubic root of 3122763620 is about 1461.6600277560.

The spelling of 3122763620 in words is "three billion, one hundred twenty-two million, seven hundred sixty-three thousand, six hundred twenty".