55052206 has 8 divisors (see below), whose sum is σ = 90085464. Its totient is φ = 25023720.

The previous prime is 55052191. The next prime is 55052219. The reversal of 55052206 is 60225055.

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

It is a congruent number.

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, 1251165 + ... + 1251208.

It is an arithmetic number, because the mean of its divisors is an integer number (11260683).

Almost surely, 2^55052206 is an apocalyptic number.

55052206 is a deficient number, since it is larger than the sum of its proper divisors (35033258).

55052206 is a wasteful number, since it uses less digits than its factorization.

55052206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2502386.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 55052206 is about 7419.7173800624. The cubic root of 55052206 is about 380.4155334411.

The spelling of 55052206 in words is "fifty-five million, fifty-two thousand, two hundred six".