55022170 has 16 divisors (see below), whose sum is σ = 113188608. Its totient is φ = 18864720.

The previous prime is 55022167. The next prime is 55022173. The reversal of 55022170 is 7122055.

55022170 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (55022167) and next prime (55022173).

It is not an unprimeable number, because it can be changed into a prime (55022173) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 392946 + ... + 393085.

It is an arithmetic number, because the mean of its divisors is an integer number (7074288).

Almost surely, 2^55022170 is an apocalyptic number.

55022170 is an abundant number, since it is smaller than the sum of its proper divisors (58166438).

55022170 is a wasteful number, since it uses less digits than its factorization.

55022170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 786045.

The product of its (nonzero) digits is 700, while the sum is 22.

The square root of 55022170 is about 7417.6930375960. The cubic root of 55022170 is about 380.3463370641.

The spelling of 55022170 in words is "fifty-five million, twenty-two thousand, one hundred seventy".