4225564 has 18 divisors (see below), whose sum is σ = 8602440. Its totient is φ = 1810872.

The previous prime is 4225549. The next prime is 4225589. The reversal of 4225564 is 4655224.

It is a super-2 number, since 2×4225564² = 35710782236192, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a d-powerful number, because it can be written as 4 + 2²⁰ + 2²¹ + 5⁶ + 5⁶ + 6 + 4¹⁰ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10584 + ... + 10975.

Almost surely, 2^4225564 is an apocalyptic number.

It is an amenable number.

4225564 is an abundant number, since it is smaller than the sum of its proper divisors (4376876).

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

4225564 is a wasteful number, since it uses less digits than its factorization.

4225564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21577 (or 21568 counting only the distinct ones).

The product of its digits is 9600, while the sum is 28.

The square root of 4225564 is about 2055.6176687312. The cubic root of 4225564 is about 161.6695494343.

The spelling of 4225564 in words is "four million, two hundred twenty-five thousand, five hundred sixty-four".