9925100 has 18 divisors (see below), whose sum is σ = 21537684. Its totient is φ = 3970000.

The previous prime is 9925081. The next prime is 9925109. The reversal of 9925100 is 15299.

It is a happy number.

It is a super-2 number, since 2×9925100² = 197015220020000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 9925100.

It is not an unprimeable number, because it can be changed into a prime (9925109) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 49526 + ... + 49725.

It is an arithmetic number, because the mean of its divisors is an integer number (1196538).

Almost surely, 2^9925100 is an apocalyptic number.

It is an amenable number.

9925100 is an abundant number, since it is smaller than the sum of its proper divisors (11612584).

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

9925100 is a wasteful number, since it uses less digits than its factorization.

9925100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99265 (or 99258 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 26.

The square root of 9925100 is about 3150.4126713813. The cubic root of 9925100 is about 214.9042299261.

The spelling of 9925100 in words is "nine million, nine hundred twenty-five thousand, one hundred".