3684158020 has 24 divisors (see below), whose sum is σ = 7738890264. Its totient is φ = 1473252096.

The previous prime is 3684157991. The next prime is 3684158039. The reversal of 3684158020 is 208514863.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 7918596 + 3676239424 = 2814^2 + 60632^2 .

It is an unprimeable number.

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, 53784 + ... + 101296.

It is an arithmetic number, because the mean of its divisors is an integer number (322453761).

Almost surely, 2^3684158020 is an apocalyptic number.

It is an amenable number.

3684158020 is an abundant number, since it is smaller than the sum of its proper divisors (4054732244).

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

3684158020 is a wasteful number, since it uses less digits than its factorization.

3684158020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51399 (or 51397 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 37.

The square root of 3684158020 is about 60697.2653420234. The cubic root of 3684158020 is about 1544.4697852099.

The spelling of 3684158020 in words is "three billion, six hundred eighty-four million, one hundred fifty-eight thousand, twenty".