2724404 has 24 divisors (see below), whose sum is σ = 4988928. Its totient is φ = 1300320.

The previous prime is 2724401. The next prime is 2724427. The reversal of 2724404 is 4044272.

It is a self number, because there is not a number n which added to its sum of digits gives 2724404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2724401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15662 + ... + 15834.

It is an arithmetic number, because the mean of its divisors is an integer number (207872).

2^2724404 is an apocalyptic number.

It is an amenable number.

2724404 is a deficient number, since it is larger than the sum of its proper divisors (2264524).

2724404 is a wasteful number, since it uses less digits than its factorization.

2724404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335 (or 333 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 23.

The square root of 2724404 is about 1650.5768688552. The cubic root of 2724404 is about 139.6659382044.

Adding to 2724404 its reverse (4044272), we get a palindrome (6768676).

The spelling of 2724404 in words is "two million, seven hundred twenty-four thousand, four hundred four".