2252303640 has 96 divisors (see below), whose sum is σ = 7336208880. Its totient is φ = 599283456.

The previous prime is 2252303629. The next prime is 2252303653. The reversal of 2252303640 is 463032522.

2252303640 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 161422 + ... + 174818.

Almost surely, 2^2252303640 is an apocalyptic number.

2252303640 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 2252303640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3668104440).

2252303640 is an abundant number, since it is smaller than the sum of its proper divisors (5083905240).

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

2252303640 is a wasteful number, since it uses less digits than its factorization.

2252303640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13881 (or 13874 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 2252303640 is about 47458.4411880542. The cubic root of 2252303640 is about 1310.8177478812.

The spelling of 2252303640 in words is "two billion, two hundred fifty-two million, three hundred three thousand, six hundred forty".