2273385 has 16 divisors (see below), whose sum is σ = 3755520. Its totient is φ = 1173120.

The previous prime is 2273363. The next prime is 2273399. The reversal of 2273385 is 5833722.

It is not a de Polignac number, because 2273385 - 2¹¹ = 2271337 is a prime.

It is a super-4 number, since 4×2273385⁴ (a number of 27 digits) contains 4444 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1980 + ... + 2909.

It is an arithmetic number, because the mean of its divisors is an integer number (234720).

2^2273385 is an apocalyptic number.

It is an amenable number.

2273385 is a deficient number, since it is larger than the sum of its proper divisors (1482135).

2273385 is a wasteful number, since it uses less digits than its factorization.

2273385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4928.

The product of its digits is 10080, while the sum is 30.

The square root of 2273385 is about 1507.7748505662. The cubic root of 2273385 is about 131.4894766213.

The spelling of 2273385 in words is "two million, two hundred seventy-three thousand, three hundred eighty-five".