2243506730 has 32 divisors (see below), whose sum is σ = 4061581056. Its totient is φ = 892249344.

The previous prime is 2243506717. The next prime is 2243506747. The reversal of 2243506730 is 376053422.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1640507 + ... + 1641873.

It is an arithmetic number, because the mean of its divisors is an integer number (126924408).

Almost surely, 2^2243506730 is an apocalyptic number.

2243506730 is a deficient number, since it is larger than the sum of its proper divisors (1818074326).

2243506730 is a wasteful number, since it uses less digits than its factorization.

2243506730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2198.

The product of its (nonzero) digits is 30240, while the sum is 32.

The square root of 2243506730 is about 47365.6703742278. The cubic root of 2243506730 is about 1309.1089506068.

The spelling of 2243506730 in words is "two billion, two hundred forty-three million, five hundred six thousand, seven hundred thirty".