3520025250 has 96 divisors (see below), whose sum is σ = 10220535936. Its totient is φ = 804568800.

The previous prime is 3520025239. The next prime is 3520025273. The reversal of 3520025250 is 525200253.

3520025250 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 3520025250.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11142 + ... + 84641.

It is an arithmetic number, because the mean of its divisors is an integer number (106463916).

Almost surely, 2^3520025250 is an apocalyptic number.

3520025250 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3520025250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5110267968).

3520025250 is an abundant number, since it is smaller than the sum of its proper divisors (6700510686).

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

3520025250 is a wasteful number, since it uses less digits than its factorization.

3520025250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95817 (or 95800 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 24.

The square root of 3520025250 is about 59329.8006907153. The cubic root of 3520025250 is about 1521.1846215894.

The spelling of 3520025250 in words is "three billion, five hundred twenty million, twenty-five thousand, two hundred fifty".