2125250340 has 24 divisors (see below), whose sum is σ = 5950701120. Its totient is φ = 566733408.

The previous prime is 2125250329. The next prime is 2125250389. The reversal of 2125250340 is 430525212.

It is a self number, because there is not a number n which added to its sum of digits gives 2125250340.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17710360 + ... + 17710479.

It is an arithmetic number, because the mean of its divisors is an integer number (247945880).

Almost surely, 2^2125250340 is an apocalyptic number.

2125250340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2125250340 is an abundant number, since it is smaller than the sum of its proper divisors (3825450780).

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

2125250340 is a wasteful number, since it uses less digits than its factorization.

2125250340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35420851 (or 35420849 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 2125250340 is about 46100.4375250387. The cubic root of 2125250340 is about 1285.6912792003.

Adding to 2125250340 its reverse (430525212), we get a palindrome (2555775552).

The spelling of 2125250340 in words is "two billion, one hundred twenty-five million, two hundred fifty thousand, three hundred forty".