10306225 has 6 divisors (see below), whose sum is σ = 12779750. Its totient is φ = 8244960.

The previous prime is 10306217. The next prime is 10306243. The reversal of 10306225 is 52260301.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 91809 + 10214416 = 303^2 + 3196^2 .

It is not a de Polignac number, because 10306225 - 2³ = 10306217 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 206100 + ... + 206149.

Almost surely, 2^10306225 is an apocalyptic number.

It is an amenable number.

10306225 is a deficient number, since it is larger than the sum of its proper divisors (2473525).

10306225 is an equidigital number, since it uses as much as digits as its factorization.

10306225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412259 (or 412254 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 10306225 is about 3210.3309798212. The cubic root of 10306225 is about 217.6205347660.

Adding to 10306225 its reverse (52260301), we get a palindrome (62566526).

The spelling of 10306225 in words is "ten million, three hundred six thousand, two hundred twenty-five".