9925530 has 32 divisors (see below), whose sum is σ = 23912064. Its totient is φ = 2636736.

The previous prime is 9925519. The next prime is 9925537. The reversal of 9925530 is 355299.

9925530 = T₂₃₈ + T₂₃₉ + ... + T₄₁₇.

It is a super-2 number, since 2×9925530² = 197032291561800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9925491 and 9925500.

It is not an unprimeable number, because it can be changed into a prime (9925537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10747 + ... + 11633.

It is an arithmetic number, because the mean of its divisors is an integer number (747252).

Almost surely, 2^9925530 is an apocalyptic number.

9925530 is an abundant number, since it is smaller than the sum of its proper divisors (13986534).

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

9925530 is a wasteful number, since it uses less digits than its factorization.

9925530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1270.

The product of its (nonzero) digits is 12150, while the sum is 33.

The square root of 9925530 is about 3150.4809156699. The cubic root of 9925530 is about 214.9073334207.

The spelling of 9925530 in words is "nine million, nine hundred twenty-five thousand, five hundred thirty".