3604635641 has 2 divisors, whose sum is σ = 3604635642. Its totient is φ = 3604635640.

The previous prime is 3604635623. The next prime is 3604635659. The reversal of 3604635641 is 1465364063.

3604635641 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (3604635623) and next prime (3604635659).

It can be written as a sum of positive squares in only one way, i.e., 3537870400 + 66765241 = 59480^2 + 8171^2 .

It is a cyclic number.

It is not a de Polignac number, because 3604635641 - 2¹⁰ = 3604634617 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3604635595 and 3604635604.

It is not a weakly prime, because it can be changed into another prime (3604634641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1802317820 + 1802317821.

It is an arithmetic number, because the mean of its divisors is an integer number (1802317821).

Almost surely, 2^3604635641 is an apocalyptic number.

It is an amenable number.

3604635641 is a deficient number, since it is larger than the sum of its proper divisors (1).

3604635641 is an equidigital number, since it uses as much as digits as its factorization.

3604635641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155520, while the sum is 38.

The square root of 3604635641 is about 60038.6179138061. The cubic root of 3604635641 is about 1533.2764225202.

The spelling of 3604635641 in words is "three billion, six hundred four million, six hundred thirty-five thousand, six hundred forty-one".