55227208 has 16 divisors (see below), whose sum is σ = 105010560. Its totient is φ = 27224400.

The previous prime is 55227197. The next prime is 55227217. The reversal of 55227208 is 80272255.

It is a self number, because there is not a number n which added to its sum of digits gives 55227208.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48048 + ... + 49183.

It is an arithmetic number, because the mean of its divisors is an integer number (6563160).

Almost surely, 2^55227208 is an apocalyptic number.

It is an amenable number.

55227208 is a deficient number, since it is larger than the sum of its proper divisors (49783352).

55227208 is a wasteful number, since it uses less digits than its factorization.

55227208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97308 (or 97304 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 31.

The square root of 55227208 is about 7431.5010596783. The cubic root of 55227208 is about 380.8182000870.

The spelling of 55227208 in words is "fifty-five million, two hundred twenty-seven thousand, two hundred eight".