10500225 has 24 divisors (see below), whose sum is σ = 17475072. Its totient is φ = 5563200.

The previous prime is 10500187. The next prime is 10500229. The reversal of 10500225 is 52200501.

10500225 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10500225 - 2¹¹ = 10498177 is a prime.

It is a super-2 number, since 2×10500225² = 220509450101250, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (10500229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13959 + ... + 14691.

It is an arithmetic number, because the mean of its divisors is an integer number (728128).

Almost surely, 2^10500225 is an apocalyptic number.

10500225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10500225 is a deficient number, since it is larger than the sum of its proper divisors (6974847).

10500225 is a wasteful number, since it uses less digits than its factorization.

10500225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 937 (or 932 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 15.

The square root of 10500225 is about 3240.4050672717. The cubic root of 10500225 is about 218.9775210972.

Adding to 10500225 its reverse (52200501), we get a palindrome (62700726).

The spelling of 10500225 in words is "ten million, five hundred thousand, two hundred twenty-five".