2273544 has 96 divisors (see below), whose sum is σ = 7600320. Its totient is φ = 597888.

The previous prime is 2273543. The next prime is 2273549. The reversal of 2273544 is 4453722.

2273544 is digitally balanced in base 5, 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 (2273543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6379 + ... + 6725.

It is an arithmetic number, because the mean of its divisors is an integer number (79170).

2^2273544 is an apocalyptic number.

2273544 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2273544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3800160).

2273544 is an abundant number, since it is smaller than the sum of its proper divisors (5326776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2273544 is a wasteful number, since it uses less digits than its factorization.

2273544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379 (or 372 counting only the distinct ones).

The product of its digits is 6720, while the sum is 27.

The square root of 2273544 is about 1507.8275763495. The cubic root of 2273544 is about 131.4925419973.

The spelling of 2273544 in words is "two million, two hundred seventy-three thousand, five hundred forty-four".