3903613825 has 12 divisors (see below), whose sum is σ = 4841664940. Its totient is φ = 3122127360.

The previous prime is 3903613801. The next prime is 3903613871. The reversal of 3903613825 is 5283163093.

It can be written as a sum of positive squares in 6 ways, for example, as 337971456 + 3565642369 = 18384^2 + 59713^2 .

It is not a de Polignac number, because 3903613825 - 2²⁷ = 3769396097 is a prime.

It is a super-2 number, since 2×3903613825² = 30476401789462261250, which contains 22 as substring.

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, 99661 + ... + 133189.

Almost surely, 2^3903613825 is an apocalyptic number.

It is an amenable number.

3903613825 is a deficient number, since it is larger than the sum of its proper divisors (938051115).

3903613825 is a wasteful number, since it uses less digits than its factorization.

3903613825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38196 (or 38191 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 40.

The square root of 3903613825 is about 62478.9070406965. The cubic root of 3903613825 is about 1574.5469529223.

The spelling of 3903613825 in words is "three billion, nine hundred three million, six hundred thirteen thousand, eight hundred twenty-five".