2749233 has 4 divisors (see below), whose sum is σ = 3665648. Its totient is φ = 1832820.

The previous prime is 2749231. The next prime is 2749237. The reversal of 2749233 is 3329472.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2749233 - 2¹ = 2749231 is a prime.

It is a D-number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2749233.

It is not an unprimeable number, because it can be changed into a prime (2749231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 458203 + ... + 458208.

It is an arithmetic number, because the mean of its divisors is an integer number (916412).

2^2749233 is an apocalyptic number.

It is an amenable number.

2749233 is a deficient number, since it is larger than the sum of its proper divisors (916415).

2749233 is an equidigital number, since it uses as much as digits as its factorization.

2749233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 916414.

The product of its digits is 9072, while the sum is 30.

The square root of 2749233 is about 1658.0811198491. The cubic root of 2749233 is about 140.0889400843.

The spelling of 2749233 in words is "two million, seven hundred forty-nine thousand, two hundred thirty-three".