2243140302 has 32 divisors (see below), whose sum is σ = 4903500672. Its totient is φ = 679893984.

The previous prime is 2243140261. The next prime is 2243140309. The reversal of 2243140302 is 2030413422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2243140309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 209388 + ... + 219839.

It is an arithmetic number, because the mean of its divisors is an integer number (153234396).

Almost surely, 2^2243140302 is an apocalyptic number.

2243140302 is an abundant number, since it is smaller than the sum of its proper divisors (2660360370).

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

2243140302 is a wasteful number, since it uses less digits than its factorization.

2243140302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429312.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 2243140302 is about 47361.8021405436. The cubic root of 2243140302 is about 1309.0376752404.

Adding to 2243140302 its reverse (2030413422), we get a palindrome (4273553724).

The spelling of 2243140302 in words is "two billion, two hundred forty-three million, one hundred forty thousand, three hundred two".