2749235 has 8 divisors (see below), whose sum is σ = 3405696. Its totient is φ = 2128320.

The previous prime is 2749231. The next prime is 2749237. The reversal of 2749235 is 5329472.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2749235 - 2² = 2749231 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2749231) 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 7 ways as a sum of consecutive naturals, for example, 8714 + ... + 9023.

It is an arithmetic number, because the mean of its divisors is an integer number (425712).

2^2749235 is an apocalyptic number.

2749235 is a deficient number, since it is larger than the sum of its proper divisors (656461).

2749235 is a wasteful number, since it uses less digits than its factorization.

2749235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17773.

The product of its digits is 15120, while the sum is 32.

The square root of 2749235 is about 1658.0817229558. The cubic root of 2749235 is about 140.0889740547.

The spelling of 2749235 in words is "two million, seven hundred forty-nine thousand, two hundred thirty-five".