2622228 has 96 divisors (see below), whose sum is σ = 7741440. Its totient is φ = 673920.

The previous prime is 2622211. The next prime is 2622229. The reversal of 2622228 is 8222262.

2622228 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2622198 and 2622207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2622229) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49450 + ... + 49502.

It is an arithmetic number, because the mean of its divisors is an integer number (80640).

2^2622228 is an apocalyptic number.

2622228 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 2622228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3870720).

2622228 is an abundant number, since it is smaller than the sum of its proper divisors (5119212).

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

2622228 is a wasteful number, since it uses less digits than its factorization.

2622228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117 (or 115 counting only the distinct ones).

The product of its digits is 1536, while the sum is 24.

The square root of 2622228 is about 1619.3294908696. The cubic root of 2622228 is about 137.8976346514.

It can be divided in two parts, 2622 and 228, that added together give a triangular number (2850 = T₇₅).

The spelling of 2622228 in words is "two million, six hundred twenty-two thousand, two hundred twenty-eight".