2273400447 has 16 divisors (see below), whose sum is σ = 3064988160. Its totient is φ = 1498748832.

The previous prime is 2273400443. The next prime is 2273400601. The reversal of 2273400447 is 7440043722.

It is not a de Polignac number, because 2273400447 - 2² = 2273400443 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2273400443) by changing a digit.

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, 229054 + ... + 238772.

It is an arithmetic number, because the mean of its divisors is an integer number (191561760).

Almost surely, 2^2273400447 is an apocalyptic number.

2273400447 is a deficient number, since it is larger than the sum of its proper divisors (791587713).

2273400447 is a wasteful number, since it uses less digits than its factorization.

2273400447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10582.

The product of its (nonzero) digits is 37632, while the sum is 33.

The square root of 2273400447 is about 47680.1892508828. The cubic root of 2273400447 is about 1314.8977443173.

The spelling of 2273400447 in words is "two billion, two hundred seventy-three million, four hundred thousand, four hundred forty-seven".