4032225 has 18 divisors (see below), whose sum is σ = 7222566. Its totient is φ = 2150400.

The previous prime is 4032221. The next prime is 4032257. The reversal of 4032225 is 5222304.

It can be written as a sum of positive squares in 3 ways, for example, as 28224 + 4004001 = 168^2 + 2001^2 .

It is not a de Polignac number, because 4032225 - 2² = 4032221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4032198 and 4032207.

It is not an unprimeable number, because it can be changed into a prime (4032221) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 8736 + ... + 9185.

Almost surely, 2^4032225 is an apocalyptic number.

4032225 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4032225 is a deficient number, since it is larger than the sum of its proper divisors (3190341).

4032225 is a wasteful number, since it uses less digits than its factorization.

4032225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17937 (or 17929 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 4032225 is about 2008.0400892412. The cubic root of 4032225 is about 159.1652488688.

Adding to 4032225 its reverse (5222304), we get a palindrome (9254529).

It can be divided in two parts, 403 and 2225, that added together give a triangular number (2628 = T₇₂).

The spelling of 4032225 in words is "four million, thirty-two thousand, two hundred twenty-five".