225123535 has 32 divisors (see below), whose sum is σ = 336752640. Its totient is φ = 140669568.

The previous prime is 225123511. The next prime is 225123541. The reversal of 225123535 is 535321522.

It is a de Polignac number, because none of the positive numbers 2^k-225123535 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32814 + ... + 39076.

It is an arithmetic number, because the mean of its divisors is an integer number (10523520).

Almost surely, 2^225123535 is an apocalyptic number.

225123535 is a deficient number, since it is larger than the sum of its proper divisors (111629105).

225123535 is a wasteful number, since it uses less digits than its factorization.

225123535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6367.

The product of its digits is 9000, while the sum is 28.

The square root of 225123535 is about 15004.1172682701. The cubic root of 225123535 is about 608.3314924988.

The spelling of 225123535 in words is "two hundred twenty-five million, one hundred twenty-three thousand, five hundred thirty-five".