225429424 has 40 divisors (see below), whose sum is σ = 477326592. Its totient is φ = 102285120.

The previous prime is 225429409. The next prime is 225429431. The reversal of 225429424 is 424924522.

It is a self number, because there is not a number n which added to its sum of digits gives 225429424.

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 7 ways as a sum of consecutive naturals, for example, 172357 + ... + 173659.

Almost surely, 2^225429424 is an apocalyptic number.

It is an amenable number.

225429424 is an abundant number, since it is smaller than the sum of its proper divisors (251897168).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225429424 is a wasteful number, since it uses less digits than its factorization.

225429424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2305 (or 2299 counting only the distinct ones).

The product of its digits is 46080, while the sum is 34.

The square root of 225429424 is about 15014.3073100293. The cubic root of 225429424 is about 608.6068934325.

The spelling of 225429424 in words is "two hundred twenty-five million, four hundred twenty-nine thousand, four hundred twenty-four".