3684488605 has 24 divisors (see below), whose sum is σ = 5151845592. Its totient is φ = 2522282112.

The previous prime is 3684488603. The next prime is 3684488627. The reversal of 3684488605 is 5068844863.

It can be written as a sum of positive squares in 4 ways, for example, as 475152804 + 3209335801 = 21798^2 + 56651^2 .

It is not a de Polignac number, because 3684488605 - 2¹ = 3684488603 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3684488603) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 137919 + ... + 162451.

It is an arithmetic number, because the mean of its divisors is an integer number (214660233).

Almost surely, 2^3684488605 is an apocalyptic number.

3684488605 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3684488605 is a deficient number, since it is larger than the sum of its proper divisors (1467356987).

3684488605 is a wasteful number, since it uses less digits than its factorization.

3684488605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25165 (or 25158 counting only the distinct ones).

The product of its (nonzero) digits is 4423680, while the sum is 52.

The square root of 3684488605 is about 60699.9885090599. The cubic root of 3684488605 is about 1544.5159796882.

The spelling of 3684488605 in words is "three billion, six hundred eighty-four million, four hundred eighty-eight thousand, six hundred five".