4240990425 has 72 divisors (see below), whose sum is σ = 8636474016. Its totient is φ = 1824668160.

The previous prime is 4240990393. The next prime is 4240990441. The reversal of 4240990425 is 5240990424.

4240990425 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 4240990425 - 2⁵ = 4240990393 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 28534 + ... + 96416.

It is an arithmetic number, because the mean of its divisors is an integer number (119951028).

Almost surely, 2^4240990425 is an apocalyptic number.

It is an amenable number.

4240990425 is an abundant number, since it is smaller than the sum of its proper divisors (4395483591).

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

4240990425 is a wasteful number, since it uses less digits than its factorization.

4240990425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67927 (or 67915 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 4240990425 is about 65122.8871058401. The cubic root of 4240990425 is about 1618.6604820231.

Subtracting 4240990425 from its reverse (5240990424), we obtain a palindrome (999999999).

The spelling of 4240990425 in words is "four billion, two hundred forty million, nine hundred ninety thousand, four hundred twenty-five".