2751243 has 16 divisors (see below), whose sum is σ = 4029696. Its totient is φ = 1655840.

The previous prime is 2751241. The next prime is 2751247. The reversal of 2751243 is 3421572.

It is a cyclic number.

It is not a de Polignac number, because 2751243 - 2¹ = 2751241 is a prime.

2751243 is a Rhonda number in base 15.

It is not an unprimeable number, because it can be changed into a prime (2751241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8521 + ... + 8837.

It is an arithmetic number, because the mean of its divisors is an integer number (251856).

2^2751243 is an apocalyptic number.

2751243 is a deficient number, since it is larger than the sum of its proper divisors (1278453).

2751243 is a wasteful number, since it uses less digits than its factorization.

2751243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 594.

The product of its digits is 1680, while the sum is 24.

The square root of 2751243 is about 1658.6871314386. The cubic root of 2751243 is about 140.1230720495.

The spelling of 2751243 in words is "two million, seven hundred fifty-one thousand, two hundred forty-three".