3684973998 has 16 divisors (see below), whose sum is σ = 7371657216. Its totient is φ = 1228039800.

The previous prime is 3684973997. The next prime is 3684974087. The reversal of 3684973998 is 8993794863.

It is a happy number.

It is a super-2 number, since 2×3684973998² = 27158066731872208008, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3684973997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42286 + ... + 95697.

It is an arithmetic number, because the mean of its divisors is an integer number (460728576).

Almost surely, 2^3684973998 is an apocalyptic number.

3684973998 is an abundant number, since it is smaller than the sum of its proper divisors (3686683218).

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

3684973998 is a wasteful number, since it uses less digits than its factorization.

3684973998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142439.

The product of its digits is 70543872, while the sum is 66.

The square root of 3684973998 is about 60703.9866730349. The cubic root of 3684973998 is about 1544.5838013415.

The spelling of 3684973998 in words is "three billion, six hundred eighty-four million, nine hundred seventy-three thousand, nine hundred ninety-eight".