2243953530 has 240 divisors, whose sum is σ = 7560491400. Its totient is φ = 473340672.

The previous prime is 2243953513. The next prime is 2243953583. The reversal of 2243953530 is 353593422.

It can be written as a sum of positive squares in 4 ways, for example, as 703469529 + 1540484001 = 26523^2 + 39249^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 513796 + ... + 518144.

Almost surely, 2^2243953530 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2243953530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3780245700).

2243953530 is an abundant number, since it is smaller than the sum of its proper divisors (5316537870).

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

2243953530 is a wasteful number, since it uses less digits than its factorization.

2243953530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4395 (or 4379 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 36.

The square root of 2243953530 is about 47370.3866355342. The cubic root of 2243953530 is about 1309.1958489502.

The spelling of 2243953530 in words is "two billion, two hundred forty-three million, nine hundred fifty-three thousand, five hundred thirty".