9725205252 has 96 divisors (see below), whose sum is σ = 27933875200. Its totient is φ = 2571149952.

The previous prime is 9725205247. The next prime is 9725205263. The reversal of 9725205252 is 2525025279.

It is a self number, because there is not a number n which added to its sum of digits gives 9725205252.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2227 + ... + 139482.

Almost surely, 2^9725205252 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 9725205252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13966937600).

9725205252 is an abundant number, since it is smaller than the sum of its proper divisors (18208669948).

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

9725205252 is a wasteful number, since it uses less digits than its factorization.

9725205252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141785 (or 141783 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 39.

The square root of 9725205252 is about 98616.4552800393. The cubic root of 9725205252 is about 2134.5168720357.

The spelling of 9725205252 in words is "nine billion, seven hundred twenty-five million, two hundred five thousand, two hundred fifty-two".