2731033 has 4 divisors (see below), whose sum is σ = 2891700. Its totient is φ = 2570368.

The previous prime is 2731013. The next prime is 2731049. The reversal of 2731033 is 3301372.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2286144 + 444889 = 1512^2 + 667^2 .

It is a cyclic number.

It is not a de Polignac number, because 2731033 - 2⁹ = 2730521 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2731033.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2731013) 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, 80308 + ... + 80341.

It is an arithmetic number, because the mean of its divisors is an integer number (722925).

2^2731033 is an apocalyptic number.

It is an amenable number.

2731033 is a deficient number, since it is larger than the sum of its proper divisors (160667).

2731033 is a wasteful number, since it uses less digits than its factorization.

2731033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160666.

The product of its (nonzero) digits is 378, while the sum is 19.

The square root of 2731033 is about 1652.5837346410. The cubic root of 2731033 is about 139.7791245010.

The spelling of 2731033 in words is "two million, seven hundred thirty-one thousand, thirty-three".