223425135 has 96 divisors (see below), whose sum is σ = 441080640. Its totient is φ = 107993088.

The previous prime is 223425049. The next prime is 223425149. The reversal of 223425135 is 531524322.

It is a happy number.

223425135 is a `hidden beast` number, since 223 + 425 + 13 + 5 = 666.

It is not a de Polignac number, because 223425135 - 2⁸ = 223424879 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 223425099 and 223425108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 598809 + ... + 599181.

It is an arithmetic number, because the mean of its divisors is an integer number (4594590).

Almost surely, 2^223425135 is an apocalyptic number.

223425135 is a deficient number, since it is larger than the sum of its proper divisors (217655505).

223425135 is a wasteful number, since it uses less digits than its factorization.

223425135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439 (or 427 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 223425135 is about 14947.4123178562. The cubic root of 223425135 is about 606.7978169475.

Adding to 223425135 its reverse (531524322), we get a palindrome (754949457).

The spelling of 223425135 in words is "two hundred twenty-three million, four hundred twenty-five thousand, one hundred thirty-five".