3604243638 has 16 divisors (see below), whose sum is σ = 7209362736. Its totient is φ = 1201268640.

The previous prime is 3604243637. The next prime is 3604243639. The reversal of 3604243638 is 8363424063.

It is an interprime number because it is at equal distance from previous prime (3604243637) and next prime (3604243639).

It is a junction number, because it is equal to n+sod(n) for n = 3604243596 and 3604243605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3604243631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25020 + ... + 88512.

It is an arithmetic number, because the mean of its divisors is an integer number (450585171).

Almost surely, 2^3604243638 is an apocalyptic number.

3604243638 is an abundant number, since it is smaller than the sum of its proper divisors (3605119098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3604243638 is a wasteful number, since it uses less digits than its factorization.

3604243638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72959.

The product of its (nonzero) digits is 248832, while the sum is 39.

The square root of 3604243638 is about 60035.3532345734. The cubic root of 3604243638 is about 1533.2208393946.

The spelling of 3604243638 in words is "three billion, six hundred four million, two hundred forty-three thousand, six hundred thirty-eight".