2252305140 has 24 divisors (see below), whose sum is σ = 6306454560. Its totient is φ = 600614688.

The previous prime is 2252305109. The next prime is 2252305141. The reversal of 2252305140 is 415032522.

It is a self number, because there is not a number n which added to its sum of digits gives 2252305140.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2252305141) 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, 18769150 + ... + 18769269.

It is an arithmetic number, because the mean of its divisors is an integer number (262768940).

Almost surely, 2^2252305140 is an apocalyptic number.

2252305140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2252305140 is an abundant number, since it is smaller than the sum of its proper divisors (4054149420).

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

2252305140 is a wasteful number, since it uses less digits than its factorization.

2252305140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37538431 (or 37538429 counting only the distinct ones).

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

The square root of 2252305140 is about 47458.4569913519. The cubic root of 2252305140 is about 1310.8180388760.

Adding to 2252305140 its reverse (415032522), we get a palindrome (2667337662).

The spelling of 2252305140 in words is "two billion, two hundred fifty-two million, three hundred five thousand, one hundred forty".