55270022 has 8 divisors (see below), whose sum is σ = 83152056. Its totient is φ = 27552672.

The previous prime is 55270013. The next prime is 55270051. The reversal of 55270022 is 22007255.

55270022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 55270022.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40328 + ... + 41675.

It is an arithmetic number, because the mean of its divisors is an integer number (10394007).

Almost surely, 2^55270022 is an apocalyptic number.

55270022 is a deficient number, since it is larger than the sum of its proper divisors (27882034).

55270022 is a wasteful number, since it uses less digits than its factorization.

55270022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82342.

The product of its (nonzero) digits is 1400, while the sum is 23.

The square root of 55270022 is about 7434.3810771308. The cubic root of 55270022 is about 380.9165823856.

Adding to 55270022 its reverse (22007255), we get a palindrome (77277277).

The spelling of 55270022 in words is "fifty-five million, two hundred seventy thousand, twenty-two".