2754243 has 20 divisors (see below), whose sum is σ = 4230160. Its totient is φ = 1784592.

The previous prime is 2754239. The next prime is 2754263. The reversal of 2754243 is 3424572.

It is not a de Polignac number, because 2754243 - 2² = 2754239 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2754203) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2538 + ... + 3456.

It is an arithmetic number, because the mean of its divisors is an integer number (211508).

2^2754243 is an apocalyptic number.

2754243 is a deficient number, since it is larger than the sum of its proper divisors (1475917).

2754243 is an equidigital number, since it uses as much as digits as its factorization.

2754243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 968 (or 959 counting only the distinct ones).

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

The square root of 2754243 is about 1659.5912147273. The cubic root of 2754243 is about 140.1739843724.

The spelling of 2754243 in words is "two million, seven hundred fifty-four thousand, two hundred forty-three".