2255022 has 48 divisors (see below), whose sum is σ = 6095232. Its totient is φ = 585360.

The previous prime is 2255021. The next prime is 2255023. The reversal of 2255022 is 2205522.

Added to its reverse (2205522) it gives a square (4460544 = 2112²).

It is an interprime number because it is at equal distance from previous prime (2255021) and next prime (2255023).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 2254986 and 2255004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2255021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 573 + ... + 2199.

It is an arithmetic number, because the mean of its divisors is an integer number (126984).

2^2255022 is an apocalyptic number.

2255022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2255022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3047616).

2255022 is an abundant number, since it is smaller than the sum of its proper divisors (3840210).

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

2255022 is a wasteful number, since it uses less digits than its factorization.

2255022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1653 (or 1650 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 18.

The square root of 2255022 is about 1501.6730669490. The cubic root of 2255022 is about 131.1344888464.

Adding to 2255022 its reverse (2205522), we get a square (4460544 = 2112²).

The spelling of 2255022 in words is "two million, two hundred fifty-five thousand, twenty-two".