4225572 has 36 divisors (see below), whose sum is σ = 11504220.
Its totient is φ = 1300032.
The previous prime is 4225549. The next prime is 4225589. The reversal of 4225572 is 2755224.
It can be written as a sum of positive squares in 2 ways, for example, as 2842596 + 1382976 = 1686^2 + 1176^2
It is a tau number, because it is divible by the number of its divisors (36).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4047 + ... + 4982.
Almost surely, 24225572 is an apocalyptic number.
It is an amenable number.
4225572 is an abundant number, since it is smaller than the sum of its proper divisors (7278648).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4225572 is a wasteful number, since it uses less digits than its factorization.
4225572 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9052 (or 9047 counting only the distinct ones).
The product of its digits is 5600, while the sum is 27.
The square root of 4225572 is about 2055.6196146175.
The cubic root of 4225572 is about 161.6696514606.
The spelling of 4225572 in words is "four million, two hundred twenty-five thousand, five hundred seventy-two".