2403225 has 36 divisors (see below), whose sum is σ = 4700592. Its totient is φ = 1164000.

The previous prime is 2403211. The next prime is 2403229. The reversal of 2403225 is 5223042.

2403225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2403225 - 2⁴ = 2403209 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 2403198 and 2403207.

It is not an unprimeable number, because it can be changed into a prime (2403229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1990 + ... + 2960.

It is an arithmetic number, because the mean of its divisors is an integer number (130572).

2^2403225 is an apocalyptic number.

2403225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2403225 is a deficient number, since it is larger than the sum of its proper divisors (2297367).

2403225 is a wasteful number, since it uses less digits than its factorization.

2403225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 998 (or 990 counting only the distinct ones).

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

The square root of 2403225 is about 1550.2338533267. The cubic root of 2403225 is about 133.9465332100.

Adding to 2403225 its reverse (5223042), we get a palindrome (7626267).

It can be divided in two parts, 2403 and 225, that added together give a triangular number (2628 = T₇₂).

The spelling of 2403225 in words is "two million, four hundred three thousand, two hundred twenty-five".