2055228 has 48 divisors (see below), whose sum is σ = 5617920. Its totient is φ = 572544.

The previous prime is 2055223. The next prime is 2055233. The reversal of 2055228 is 8225502.

It is an interprime number because it is at equal distance from previous prime (2055223) and next prime (2055233).

It is a junction number, because it is equal to n+sod(n) for n = 2055198 and 2055207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2055223) 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 15 ways as a sum of consecutive naturals, for example, 3328 + ... + 3896.

It is an arithmetic number, because the mean of its divisors is an integer number (117040).

2^2055228 is an apocalyptic number.

2055228 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2055228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2808960).

2055228 is an abundant number, since it is smaller than the sum of its proper divisors (3562692).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2055228 is a wasteful number, since it uses less digits than its factorization.

2055228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626 (or 624 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 2055228 is about 1433.6066406096. The cubic root of 2055228 is about 127.1413063337.

The spelling of 2055228 in words is "two million, fifty-five thousand, two hundred twenty-eight".