9925452 has 36 divisors (see below), whose sum is σ = 25520040. Its totient is φ = 3251712.

The previous prime is 9925439. The next prime is 9925471. The reversal of 9925452 is 2545299.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an Ulam number.

It is a d-powerful number, because it can be written as 9⁴ + 9⁴ + 2² + 5⁶ + 4 + 5¹⁰ + 2¹⁷ .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 213 + ... + 4460.

It is an arithmetic number, because the mean of its divisors is an integer number (708890).

Almost surely, 2^9925452 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 9925452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12760020).

9925452 is an abundant number, since it is smaller than the sum of its proper divisors (15594588).

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

9925452 is a wasteful number, since it uses less digits than its factorization.

9925452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4742 (or 4737 counting only the distinct ones).

The product of its digits is 32400, while the sum is 36.

The square root of 9925452 is about 3150.4685365831. The cubic root of 9925452 is about 214.9067704679.

The spelling of 9925452 in words is "nine million, nine hundred twenty-five thousand, four hundred fifty-two".