2730904 has 16 divisors (see below), whose sum is σ = 5586120. Its totient is φ = 1241280.

The previous prime is 2730899. The next prime is 2730907. The reversal of 2730904 is 4090372.

2730904 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2730907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15429 + ... + 15604.

2^2730904 is an apocalyptic number.

It is an amenable number.

2730904 is an abundant number, since it is smaller than the sum of its proper divisors (2855216).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2730904 is a wasteful number, since it uses less digits than its factorization.

2730904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31050 (or 31046 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 2730904 is about 1652.5447043878. The cubic root of 2730904 is about 139.7769236499.

The spelling of 2730904 in words is "two million, seven hundred thirty thousand, nine hundred four".