3489185100 has 288 divisors, whose sum is σ = 11019294720. Its totient is φ = 850037760.

The previous prime is 3489185071. The next prime is 3489185101. The reversal of 3489185100 is 15819843.

It is not an unprimeable number, because it can be changed into a prime (3489185101) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 20168614 + ... + 20168786.

It is an arithmetic number, because the mean of its divisors is an integer number (38261440).

Almost surely, 2^3489185100 is an apocalyptic number.

3489185100 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3489185100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5509647360).

3489185100 is an abundant number, since it is smaller than the sum of its proper divisors (7530109620).

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

3489185100 is a wasteful number, since it uses less digits than its factorization.

3489185100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329 (or 322 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 39.

The square root of 3489185100 is about 59069.3245263563. The cubic root of 3489185100 is about 1516.7290435777.

The spelling of 3489185100 in words is "three billion, four hundred eighty-nine million, one hundred eighty-five thousand, one hundred".