3503500000 has 504 divisors, whose sum is σ = 11782817928. Its totient is φ = 1008000000.

The previous prime is 3503499977. The next prime is 3503500009. The reversal of 3503500000 is 53053.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3503500009) by changing a digit.

It is a polite number, since it can be written in 83 ways as a sum of consecutive naturals, for example, 269499994 + ... + 269500006.

It is an arithmetic number, because the mean of its divisors is an integer number (23378607).

Almost surely, 2^3503500000 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 3503500000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5891408964).

3503500000 is an abundant number, since it is smaller than the sum of its proper divisors (8279317928).

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

3503500000 is an equidigital number, since it uses as much as digits as its factorization.

3503500000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78 (or 38 counting only the distinct ones).

The product of its (nonzero) digits is 225, while the sum is 16.

The square root of 3503500000 is about 59190.3708385072. The cubic root of 3503500000 is about 1518.8004154941.

Adding to 3503500000 its reverse (53053), we get a palindrome (3503553053).

It can be divided in two parts, 350 and 3500000, that multiplied together give a square (1225000000 = 35000²).

The spelling of 3503500000 in words is "three billion, five hundred three million, five hundred thousand".