55224166 has 8 divisors (see below), whose sum is σ = 83208384. Its totient is φ = 27488040.

The previous prime is 55224161. The next prime is 55224167. The reversal of 55224166 is 66142255.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55224161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61465 + ... + 62356.

It is an arithmetic number, because the mean of its divisors is an integer number (10401048).

Almost surely, 2^55224166 is an apocalyptic number.

55224166 is a deficient number, since it is larger than the sum of its proper divisors (27984218).

55224166 is a wasteful number, since it uses less digits than its factorization.

55224166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124046.

The product of its digits is 14400, while the sum is 31.

The square root of 55224166 is about 7431.2963875760. The cubic root of 55224166 is about 380.8112079402.

The spelling of 55224166 in words is "fifty-five million, two hundred twenty-four thousand, one hundred sixty-six".