2440637325 has 144 divisors (see below), whose sum is σ = 5285733120. Its totient is φ = 1114495200.

The previous prime is 2440637321. The next prime is 2440637357. The reversal of 2440637325 is 5237360442.

2440637325 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 2440637325 - 2² = 2440637321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2440637325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2440637321) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 2678620 + ... + 2679530.

It is an arithmetic number, because the mean of its divisors is an integer number (36706480).

Almost surely, 2^2440637325 is an apocalyptic number.

2440637325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2440637325 is an abundant number, since it is smaller than the sum of its proper divisors (2845095795).

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

2440637325 is an frugal number, since it uses more digits than its factorization.

2440637325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 956 (or 926 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 36.

The square root of 2440637325 is about 49402.8068534572. The cubic root of 2440637325 is about 1346.3803033379.

Adding to 2440637325 its reverse (5237360442), we get a palindrome (7677997767).

The spelling of 2440637325 in words is "two billion, four hundred forty million, six hundred thirty-seven thousand, three hundred twenty-five".