2052197760 has 128 divisors (see below), whose sum is σ = 6767128800. Its totient is φ = 528367616.

The previous prime is 2052197753. The next prime is 2052197761. The reversal of 2052197760 is 677912502.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×2052197760² = 8423031292298035200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2052197761) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37252 + ... + 74108.

Almost surely, 2^2052197760 is an apocalyptic number.

2052197760 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 2052197760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3383564400).

2052197760 is an abundant number, since it is smaller than the sum of its proper divisors (4714931040).

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

2052197760 is a wasteful number, since it uses less digits than its factorization.

2052197760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36908 (or 36896 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 39.

The square root of 2052197760 is about 45301.1893883593. The cubic root of 2052197760 is about 1270.7878964053.

The spelling of 2052197760 in words is "two billion, fifty-two million, one hundred ninety-seven thousand, seven hundred sixty".