2247277243 has 4 divisors (see below), whose sum is σ = 2379470040. Its totient is φ = 2115084448.

The previous prime is 2247277211. The next prime is 2247277273. The reversal of 2247277243 is 3427727422.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2247277243 - 2⁵ = 2247277211 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2247277196 and 2247277205.

It is not an unprimeable number, because it can be changed into a prime (2247277273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66096373 + ... + 66096406.

It is an arithmetic number, because the mean of its divisors is an integer number (594867510).

Almost surely, 2^2247277243 is an apocalyptic number.

2247277243 is a deficient number, since it is larger than the sum of its proper divisors (132192797).

2247277243 is a wasteful number, since it uses less digits than its factorization.

2247277243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132192796.

The product of its digits is 263424, while the sum is 40.

The square root of 2247277243 is about 47405.4558358002. The cubic root of 2247277243 is about 1309.8419176802.

The spelling of 2247277243 in words is "two billion, two hundred forty-seven million, two hundred seventy-seven thousand, two hundred forty-three".