22080628 has 6 divisors (see below), whose sum is σ = 38641106. Its totient is φ = 11040312.

The previous prime is 22080623. The next prime is 22080631. The reversal of 22080628 is 82608022.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 18905104 + 3175524 = 4348^2 + 1782^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22080596 and 22080605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22080623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2760075 + ... + 2760082.

Almost surely, 2^22080628 is an apocalyptic number.

It is an amenable number.

22080628 is a deficient number, since it is larger than the sum of its proper divisors (16560478).

22080628 is a wasteful number, since it uses less digits than its factorization.

22080628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5520161 (or 5520159 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 22080628 is about 4699.0028729508. The cubic root of 22080628 is about 280.5458230537.

The spelling of 22080628 in words is "twenty-two million, eighty thousand, six hundred twenty-eight".