9905052 has 12 divisors (see below), whose sum is σ = 23111816. Its totient is φ = 3301680.

The previous prime is 9905017. The next prime is 9905053. The reversal of 9905052 is 2505099.

9905052 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 tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×9905052² = 196220110245408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9905053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 412699 + ... + 412722.

Almost surely, 2^9905052 is an apocalyptic number.

It is an amenable number.

9905052 is an abundant number, since it is smaller than the sum of its proper divisors (13206764).

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

9905052 is a wasteful number, since it uses less digits than its factorization.

9905052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 825428 (or 825426 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 30.

The square root of 9905052 is about 3147.2292576169. The cubic root of 9905052 is about 214.7594352758.

The spelling of 9905052 in words is "nine million, nine hundred five thousand, fifty-two".