55417166 has 32 divisors (see below), whose sum is σ = 100846080. Its totient is φ = 22324896.

The previous prime is 55417163. The next prime is 55417217. The reversal of 55417166 is 66171455.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55417163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17540 + ... + 20456.

It is an arithmetic number, because the mean of its divisors is an integer number (3151440).

Almost surely, 2^55417166 is an apocalyptic number.

55417166 is a deficient number, since it is larger than the sum of its proper divisors (45428914).

55417166 is a wasteful number, since it uses less digits than its factorization.

55417166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3008.

The product of its digits is 25200, while the sum is 35.

The square root of 55417166 is about 7444.2706828809. The cubic root of 55417166 is about 381.2543177510.

The spelling of 55417166 in words is "fifty-five million, four hundred seventeen thousand, one hundred sixty-six".