2273006309 has 8 divisors (see below), whose sum is σ = 2734443840. Its totient is φ = 1845749376.

The previous prime is 2273006299. The next prime is 2273006353. The reversal of 2273006309 is 9036003722.

It is a happy number.

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

It is not a de Polignac number, because 2273006309 - 2⁴ = 2273006293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2273006009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8545004 + ... + 8545269.

It is an arithmetic number, because the mean of its divisors is an integer number (341805480).

Almost surely, 2^2273006309 is an apocalyptic number.

It is an amenable number.

2273006309 is a deficient number, since it is larger than the sum of its proper divisors (461437531).

2273006309 is a wasteful number, since it uses less digits than its factorization.

2273006309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17090299.

The product of its (nonzero) digits is 13608, while the sum is 32.

The square root of 2273006309 is about 47676.0559295754. The cubic root of 2273006309 is about 1314.8217522617.

The spelling of 2273006309 in words is "two billion, two hundred seventy-three million, six thousand, three hundred nine".