2242743645 has 16 divisors (see below), whose sum is σ = 3589267392. Its totient is φ = 1195837440.

The previous prime is 2242743637. The next prime is 2242743661. The reversal of 2242743645 is 5463472422.

It is not a de Polignac number, because 2242743645 - 2³ = 2242743637 is a prime.

It is a congruent number.

It is an unprimeable number.

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, 54429 + ... + 86301.

It is an arithmetic number, because the mean of its divisors is an integer number (224329212).

Almost surely, 2^2242743645 is an apocalyptic number.

It is an amenable number.

2242743645 is a deficient number, since it is larger than the sum of its proper divisors (1346523747).

2242743645 is a wasteful number, since it uses less digits than its factorization.

2242743645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36572.

The product of its digits is 322560, while the sum is 39.

The square root of 2242743645 is about 47357.6144352732. The cubic root of 2242743645 is about 1308.9605111615.

The spelling of 2242743645 in words is "two billion, two hundred forty-two million, seven hundred forty-three thousand, six hundred forty-five".