2273787847 has 2 divisors, whose sum is σ = 2273787848. Its totient is φ = 2273787846.

The previous prime is 2273787823. The next prime is 2273787863. The reversal of 2273787847 is 7487873722.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2273787847 is a prime.

It is a super-2 number, since 2×2273787847² = 10340222346329790818, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2270787847) 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 as a sum of consecutive naturals, namely, 1136893923 + 1136893924.

It is an arithmetic number, because the mean of its divisors is an integer number (1136893924).

Almost surely, 2^2273787847 is an apocalyptic number.

2273787847 is a deficient number, since it is larger than the sum of its proper divisors (1).

2273787847 is an equidigital number, since it uses as much as digits as its factorization.

2273787847 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7375872, while the sum is 55.

The square root of 2273787847 is about 47684.2515617054. The cubic root of 2273787847 is about 1314.9724286894.

It can be divided in two parts, 227378 and 7847, that added together give a square (235225 = 485²).

The spelling of 2273787847 in words is "two billion, two hundred seventy-three million, seven hundred eighty-seven thousand, eight hundred forty-seven".