2243700740 has 24 divisors (see below), whose sum is σ = 4713094680. Its totient is φ = 897228288.

The previous prime is 2243700731. The next prime is 2243700751. The reversal of 2243700740 is 470073422.

It can be written as a sum of positive squares in 4 ways, for example, as 541696 + 2243159044 = 736^2 + 47362^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68156 + ... + 95564.

It is an arithmetic number, because the mean of its divisors is an integer number (196378945).

Almost surely, 2^2243700740 is an apocalyptic number.

2243700740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2243700740 is an abundant number, since it is smaller than the sum of its proper divisors (2469393940).

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

2243700740 is a wasteful number, since it uses less digits than its factorization.

2243700740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31511 (or 31509 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 29.

The square root of 2243700740 is about 47367.7183322144. The cubic root of 2243700740 is about 1309.1466851206.

The spelling of 2243700740 in words is "two billion, two hundred forty-three million, seven hundred thousand, seven hundred forty".