422121325 has 24 divisors (see below), whose sum is σ = 538430816. Its totient is φ = 328104000.

The previous prime is 422121307. The next prime is 422121353. The reversal of 422121325 is 523121224.

It is a happy number.

It is not a de Polignac number, because 422121325 - 2⁹ = 422120813 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 422121296 and 422121305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 225895 + ... + 227755.

Almost surely, 2^422121325 is an apocalyptic number.

It is an amenable number.

422121325 is a deficient number, since it is larger than the sum of its proper divisors (116309491).

422121325 is a wasteful number, since it uses less digits than its factorization.

422121325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2125 (or 2120 counting only the distinct ones).

The product of its digits is 960, while the sum is 22.

The square root of 422121325 is about 20545.5913762539. The cubic root of 422121325 is about 750.1459419698.

Adding to 422121325 its reverse (523121224), we get a palindrome (945242549).

The spelling of 422121325 in words is "four hundred twenty-two million, one hundred twenty-one thousand, three hundred twenty-five".