2273622 has 32 divisors (see below), whose sum is σ = 4962048. Its totient is φ = 690336.

The previous prime is 2273603. The next prime is 2273651. The reversal of 2273622 is 2263722.

It is a junction number, because it is equal to n+sod(n) for n = 2273592 and 2273601.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7893 + ... + 8175.

It is an arithmetic number, because the mean of its divisors is an integer number (155064).

2^2273622 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2273622, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2481024).

2273622 is an abundant number, since it is smaller than the sum of its proper divisors (2688426).

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

2273622 is a wasteful number, since it uses less digits than its factorization.

2273622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404.

The product of its digits is 2016, while the sum is 24.

The square root of 2273622 is about 1507.8534411540. The cubic root of 2273622 is about 131.4940457144.

The spelling of 2273622 in words is "two million, two hundred seventy-three thousand, six hundred twenty-two".