2273022 has 28 divisors (see below), whose sum is σ = 5115240. Its totient is φ = 757188.

The previous prime is 2273017. The next prime is 2273041. The reversal of 2273022 is 2203722.

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

It is a junction number, because it is equal to n+sod(n) for n = 2272986 and 2273004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 679 + ... + 2237.

2^2273022 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2273022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2557620).

2273022 is an abundant number, since it is smaller than the sum of its proper divisors (2842218).

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

2273022 is an equidigital number, since it uses as much as digits as its factorization.

2273022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1579 (or 1564 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 18.

The square root of 2273022 is about 1507.6544696979. The cubic root of 2273022 is about 131.4824777744.

Adding to 2273022 its reverse (2203722), we get a palindrome (4476744).

It can be divided in two parts, 227 and 3022, that added together give a square (3249 = 57²).

The spelling of 2273022 in words is "two million, two hundred seventy-three thousand, twenty-two".