2273143605 has 8 divisors (see below), whose sum is σ = 3637029792. Its totient is φ = 1212343248.

The previous prime is 2273143601. The next prime is 2273143633. The reversal of 2273143605 is 5063413722.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2273143605 - 2² = 2273143601 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2273143601) 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 7 ways as a sum of consecutive naturals, for example, 75771439 + ... + 75771468.

It is an arithmetic number, because the mean of its divisors is an integer number (454628724).

Almost surely, 2^2273143605 is an apocalyptic number.

It is an amenable number.

2273143605 is a deficient number, since it is larger than the sum of its proper divisors (1363886187).

2273143605 is a wasteful number, since it uses less digits than its factorization.

2273143605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151542915.

The product of its (nonzero) digits is 30240, while the sum is 33.

The square root of 2273143605 is about 47677.4957920401. The cubic root of 2273143605 is about 1314.8482247110.

The spelling of 2273143605 in words is "two billion, two hundred seventy-three million, one hundred forty-three thousand, six hundred five".