3603746641 has 4 divisors (see below), whose sum is σ = 3931359984. Its totient is φ = 3276133300.

The previous prime is 3603746617. The next prime is 3603746647. The reversal of 3603746641 is 1466473063.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 3603746641 - 2¹³ = 3603738449 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3603746594 and 3603746603.

It is not an unprimeable number, because it can be changed into a prime (3603746647) 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, 163806655 + ... + 163806676.

It is an arithmetic number, because the mean of its divisors is an integer number (982839996).

Almost surely, 2^3603746641 is an apocalyptic number.

It is an amenable number.

3603746641 is a deficient number, since it is larger than the sum of its proper divisors (327613343).

3603746641 is a wasteful number, since it uses less digits than its factorization.

3603746641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327613342.

The product of its (nonzero) digits is 217728, while the sum is 40.

The square root of 3603746641 is about 60031.2138891094. The cubic root of 3603746641 is about 1533.1503631022.

The spelling of 3603746641 in words is "three billion, six hundred three million, seven hundred forty-six thousand, six hundred forty-one".