4038900625 has 20 divisors (see below), whose sum is σ = 5266464192. Its totient is φ = 3090626000.

The previous prime is 4038900577. The next prime is 4038900629. The reversal of 4038900625 is 5260098304.

It is a de Polignac number, because none of the positive numbers 2^k-4038900625 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4038900629) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 126109 + ... + 154858.

Almost surely, 2^4038900625 is an apocalyptic number.

It is an amenable number.

4038900625 is a deficient number, since it is larger than the sum of its proper divisors (1227563567).

4038900625 is an equidigital number, since it uses as much as digits as its factorization.

4038900625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281010 (or 280995 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 4038900625 is about 63552.3455507348. The cubic root of 4038900625 is about 1592.5303676846.

Adding to 4038900625 its reverse (5260098304), we get a palindrome (9298998929).

The spelling of 4038900625 in words is "four billion, thirty-eight million, nine hundred thousand, six hundred twenty-five".