2240404325 has 12 divisors (see below), whose sum is σ = 2790239940. Its totient is φ = 1784492160.

The previous prime is 2240404297. The next prime is 2240404351. The reversal of 2240404325 is 5234040422.

It is a happy number.

2240404325 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 243297604 + 1997106721 = 15598^2 + 44689^2 .

It is not a de Polignac number, because 2240404325 - 2⁶ = 2240404261 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2240404294 and 2240404303.

It is a congruent number.

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, 189944 + ... + 201393.

It is an arithmetic number, because the mean of its divisors is an integer number (232519995).

Almost surely, 2^2240404325 is an apocalyptic number.

2240404325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2240404325 is a deficient number, since it is larger than the sum of its proper divisors (549835615).

2240404325 is a wasteful number, since it uses less digits than its factorization.

2240404325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391576 (or 391571 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 26.

The square root of 2240404325 is about 47332.9095344877. The cubic root of 2240404325 is about 1308.5052439753.

Adding to 2240404325 its reverse (5234040422), we get a palindrome (7474444747).

The spelling of 2240404325 in words is "two billion, two hundred forty million, four hundred four thousand, three hundred twenty-five".