2743306 has 4 divisors (see below), whose sum is σ = 4114962. Its totient is φ = 1371652.

The previous prime is 2743297. The next prime is 2743381. The reversal of 2743306 is 6033472.

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

It can be written as a sum of positive squares in only one way, i.e., 2576025 + 167281 = 1605^2 + 409^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 685825 + ... + 685828.

2^2743306 is an apocalyptic number.

2743306 is a deficient number, since it is larger than the sum of its proper divisors (1371656).

2743306 is a wasteful number, since it uses less digits than its factorization.

2743306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1371655.

The product of its (nonzero) digits is 3024, while the sum is 25.

The square root of 2743306 is about 1656.2928485023. The cubic root of 2743306 is about 139.9881962837.

Adding to 2743306 its reverse (6033472), we get a palindrome (8776778).

The spelling of 2743306 in words is "two million, seven hundred forty-three thousand, three hundred six".