27120404 has 12 divisors (see below), whose sum is σ = 49524384. Its totient is φ = 12970584.

The previous prime is 27120403. The next prime is 27120407. The reversal of 27120404 is 40402172.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27120403) 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 3 ways as a sum of consecutive naturals, for example, 147302 + ... + 147485.

It is an arithmetic number, because the mean of its divisors is an integer number (4127032).

Almost surely, 2^27120404 is an apocalyptic number.

It is an amenable number.

27120404 is a deficient number, since it is larger than the sum of its proper divisors (22403980).

27120404 is a wasteful number, since it uses less digits than its factorization.

27120404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294814 (or 294812 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 20.

The square root of 27120404 is about 5207.7254151885. The cubic root of 27120404 is about 300.4452795010.

Adding to 27120404 its reverse (40402172), we get a palindrome (67522576).

The spelling of 27120404 in words is "twenty-seven million, one hundred twenty thousand, four hundred four".