2273530 has 16 divisors (see below), whose sum is σ = 4677120. Its totient is φ = 779472.

The previous prime is 2273507. The next prime is 2273533. The reversal of 2273530 is 353722.

It is a happy number.

2273530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2273533) 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 7 ways as a sum of consecutive naturals, for example, 16170 + ... + 16309.

It is an arithmetic number, because the mean of its divisors is an integer number (292320).

2^2273530 is an apocalyptic number.

2273530 is an abundant number, since it is smaller than the sum of its proper divisors (2403590).

2273530 is a wasteful number, since it uses less digits than its factorization.

2273530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32493.

The product of its (nonzero) digits is 1260, while the sum is 22.

The square root of 2273530 is about 1507.8229339017. The cubic root of 2273530 is about 131.4922720957.

The spelling of 2273530 in words is "two million, two hundred seventy-three thousand, five hundred thirty".