2723404 has 12 divisors (see below), whose sum is σ = 4796344. Its totient is φ = 1353024.

The previous prime is 2723401. The next prime is 2723431. The reversal of 2723404 is 4043272.

It is not an unprimeable number, because it can be changed into a prime (2723401) 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, 1437 + ... + 2740.

2^2723404 is an apocalyptic number.

It is an amenable number.

2723404 is a deficient number, since it is larger than the sum of its proper divisors (2072940).

2723404 is a wasteful number, since it uses less digits than its factorization.

2723404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4344 (or 4342 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 22.

The square root of 2723404 is about 1650.2739166575. The cubic root of 2723404 is about 139.6488478574.

Adding to 2723404 its reverse (4043272), we get a palindrome (6766676).

The spelling of 2723404 in words is "two million, seven hundred twenty-three thousand, four hundred four".