3500200000 has 336 divisors, whose sum is σ = 9952987968. Its totient is φ = 1209600000.

The previous prime is 3500199959. The next prime is 3500200001. The reversal of 3500200000 is 20053.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a self number, because there is not a number n which added to its sum of digits gives 3500200000.

It is not an unprimeable number, because it can be changed into a prime (3500200001) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 81399979 + ... + 81400021.

It is an arithmetic number, because the mean of its divisors is an integer number (29621988).

Almost surely, 2^3500200000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3500200000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4976493984).

3500200000 is an abundant number, since it is smaller than the sum of its proper divisors (6452787968).

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

3500200000 is an equidigital number, since it uses as much as digits as its factorization.

3500200000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128 (or 98 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 10.

The square root of 3500200000 is about 59162.4881153590. The cubic root of 3500200000 is about 1518.3234052820.

Adding to 3500200000 its reverse (20053), we get a palindrome (3500220053).

The spelling of 3500200000 in words is "three billion, five hundred million, two hundred thousand".