55727204 has 24 divisors (see below), whose sum is σ = 105237888. Its totient is φ = 25668000.

The previous prime is 55727197. The next prime is 55727213. The reversal of 55727204 is 40272755.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 38339 + ... + 39765.

It is an arithmetic number, because the mean of its divisors is an integer number (4384912).

Almost surely, 2^55727204 is an apocalyptic number.

It is an amenable number.

55727204 is a deficient number, since it is larger than the sum of its proper divisors (49510684).

55727204 is a wasteful number, since it uses less digits than its factorization.

55727204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2195 (or 2193 counting only the distinct ones).

The product of its (nonzero) digits is 19600, while the sum is 32.

The square root of 55727204 is about 7465.0655723845. The cubic root of 55727204 is about 381.9639869927.

Adding to 55727204 its reverse (40272755), we get a palindrome (95999959).

The spelling of 55727204 in words is "fifty-five million, seven hundred twenty-seven thousand, two hundred four".