2440425 has 24 divisors (see below), whose sum is σ = 4346944. Its totient is φ = 1200960.

The previous prime is 2440421. The next prime is 2440439. The reversal of 2440425 is 5240442.

It is not a de Polignac number, because 2440425 - 2² = 2440421 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2440421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 277 + ... + 2226.

2^2440425 is an apocalyptic number.

2440425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2440425 is a deficient number, since it is larger than the sum of its proper divisors (1906519).

2440425 is a wasteful number, since it uses less digits than its factorization.

2440425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2529 (or 2524 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 21.

The square root of 2440425 is about 1562.1859684429. The cubic root of 2440425 is about 134.6341259098.

Adding to 2440425 its reverse (5240442), we get a palindrome (7680867).

The spelling of 2440425 in words is "two million, four hundred forty thousand, four hundred twenty-five".