2273949 has 12 divisors (see below), whose sum is σ = 3299296. Its totient is φ = 1509192.

The previous prime is 2273927. The next prime is 2273959. The reversal of 2273949 is 9493722.

2273949 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2273949 - 2⁸ = 2273693 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2273959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2352 + ... + 3174.

2^2273949 is an apocalyptic number.

It is an amenable number.

2273949 is a deficient number, since it is larger than the sum of its proper divisors (1025347).

2273949 is a wasteful number, since it uses less digits than its factorization.

2273949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1136 (or 1133 counting only the distinct ones).

The product of its digits is 27216, while the sum is 36.

The square root of 2273949 is about 1507.9618695445. The cubic root of 2273949 is about 131.5003493849.

The spelling of 2273949 in words is "two million, two hundred seventy-three thousand, nine hundred forty-nine".