3520562500 has 168 divisors, whose sum is σ = 9493628480. Its totient is φ = 1112400000.

The previous prime is 3520562483. The next prime is 3520562519. The reversal of 3520562500 is 52650253.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 5687191 + ... + 5687809.

Almost surely, 2^3520562500 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 3520562500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4746814240).

3520562500 is an abundant number, since it is smaller than the sum of its proper divisors (5973065980).

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

3520562500 is an equidigital number, since it uses as much as digits as its factorization.

3520562500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673 (or 646 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 3520562500 is about 59334.3281751803. The cubic root of 3520562500 is about 1521.2620088054.

The spelling of 3520562500 in words is "three billion, five hundred twenty million, five hundred sixty-two thousand, five hundred".