3903651652 has 12 divisors (see below), whose sum is σ = 6832217980. Its totient is φ = 1951589376.

The previous prime is 3903651641. The next prime is 3903651659. The reversal of 3903651652 is 2561563093.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 215032896 + 3688618756 = 14664^2 + 60734^2 .

It is not an unprimeable number, because it can be changed into a prime (3903651659) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18933 + ... + 90364.

Almost surely, 2^3903651652 is an apocalyptic number.

It is an amenable number.

3903651652 is a deficient number, since it is larger than the sum of its proper divisors (2928566328).

3903651652 is a wasteful number, since it uses less digits than its factorization.

3903651652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118230 (or 118228 counting only the distinct ones).

The product of its (nonzero) digits is 145800, while the sum is 40.

The square root of 3903651652 is about 62479.2097581267. The cubic root of 3903651652 is about 1574.5520388246.

The spelling of 3903651652 in words is "three billion, nine hundred three million, six hundred fifty-one thousand, six hundred fifty-two".