2272028 has 12 divisors (see below), whose sum is σ = 4337592. Its totient is φ = 1032720.

The previous prime is 2272019. The next prime is 2272073. The reversal of 2272028 is 8202722.

It is a happy number.

It is a super-2 number, since 2×2272028² = 10324222465568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2271994 and 2272012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25775 + ... + 25862.

It is an arithmetic number, because the mean of its divisors is an integer number (361466).

2^2272028 is an apocalyptic number.

It is an amenable number.

2272028 is a deficient number, since it is larger than the sum of its proper divisors (2065564).

2272028 is a wasteful number, since it uses less digits than its factorization.

2272028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51652 (or 51650 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 23.

The square root of 2272028 is about 1507.3247825203. The cubic root of 2272028 is about 131.4633090732.

The spelling of 2272028 in words is "two million, two hundred seventy-two thousand, twenty-eight".