2069342720 has 80 divisors (see below), whose sum is σ = 5021866080. Its totient is φ = 817680384.

The previous prime is 2069342701. The next prime is 2069342741. The reversal of 2069342720 is 272439602.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207611 + ... + 217349.

It is an arithmetic number, because the mean of its divisors is an integer number (62773326).

Almost surely, 2^2069342720 is an apocalyptic number.

2069342720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2069342720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2510933040).

2069342720 is an abundant number, since it is smaller than the sum of its proper divisors (2952523360).

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

2069342720 is an frugal number, since it uses more digits than its factorization.

2069342720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9845 (or 9829 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 2069342720 is about 45490.0287975288. The cubic root of 2069342720 is about 1274.3169931488.

The spelling of 2069342720 in words is "two billion, sixty-nine million, three hundred forty-two thousand, seven hundred twenty".