3604743861 has 16 divisors (see below), whose sum is σ = 4823013888. Its totient is φ = 2394833600.

The previous prime is 3604743841. The next prime is 3604743887. The reversal of 3604743861 is 1683474063.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 3604743861 - 2¹³ = 3604735669 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3604743811) 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 15 ways as a sum of consecutive naturals, for example, 1632220 + ... + 1634426.

It is an arithmetic number, because the mean of its divisors is an integer number (301438368).

Almost surely, 2^3604743861 is an apocalyptic number.

It is an amenable number.

3604743861 is a deficient number, since it is larger than the sum of its proper divisors (1218270027).

3604743861 is a wasteful number, since it uses less digits than its factorization.

3604743861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3852.

The product of its (nonzero) digits is 290304, while the sum is 42.

The square root of 3604743861 is about 60039.5191602997. The cubic root of 3604743861 is about 1533.2917666058.

The spelling of 3604743861 in words is "three billion, six hundred four million, seven hundred forty-three thousand, eight hundred sixty-one".