122533225 has 6 divisors (see below), whose sum is σ = 151941230. Its totient is φ = 98026560.

The previous prime is 122533219. The next prime is 122533249. The reversal of 122533225 is 522335221.

It can be written as a sum of positive squares in 3 ways, for example, as 18003049 + 104530176 = 4243^2 + 10224^2 .

It is not a de Polignac number, because 122533225 - 2¹³ = 122525033 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 4901329 = 122533225 / (1 + 2 + 2 + 5 + 3 + 3 + 2 + 2 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 122533225.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2450640 + ... + 2450689.

Almost surely, 2^122533225 is an apocalyptic number.

It is an amenable number.

122533225 is a deficient number, since it is larger than the sum of its proper divisors (29408005).

122533225 is an equidigital number, since it uses as much as digits as its factorization.

122533225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4901339 (or 4901334 counting only the distinct ones).

The product of its digits is 3600, while the sum is 25.

The square root of 122533225 is about 11069.4726613331. The cubic root of 122533225 is about 496.6890908203.

Adding to 122533225 its reverse (522335221), we get a palindrome (644868446).

The spelling of 122533225 in words is "one hundred twenty-two million, five hundred thirty-three thousand, two hundred twenty-five".