423152225 has 6 divisors (see below), whose sum is σ = 524708790. Its totient is φ = 338521760.

The previous prime is 423152221. The next prime is 423152231. The reversal of 423152225 is 522251324.

It can be written as a sum of positive squares in 3 ways, for example, as 63936016 + 359216209 = 7996^2 + 18953^2 .

It is not a de Polignac number, because 423152225 - 2² = 423152221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 423152194 and 423152203.

It is not an unprimeable number, because it can be changed into a prime (423152221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8463020 + ... + 8463069.

It is an arithmetic number, because the mean of its divisors is an integer number (87451465).

Almost surely, 2^423152225 is an apocalyptic number.

It is an amenable number.

423152225 is a deficient number, since it is larger than the sum of its proper divisors (101556565).

423152225 is a wasteful number, since it uses less digits than its factorization.

423152225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16926099 (or 16926094 counting only the distinct ones).

The product of its digits is 4800, while the sum is 26.

The square root of 423152225 is about 20570.6641847073. The cubic root of 423152225 is about 750.7561115450.

Subtracting 423152225 from its reverse (522251324), we obtain a palindrome (99099099).

The spelling of 423152225 in words is "four hundred twenty-three million, one hundred fifty-two thousand, two hundred twenty-five".