225408634 has 8 divisors (see below), whose sum is σ = 368850528. Its totient is φ = 102458460.

The previous prime is 225408607. The next prime is 225408679. The reversal of 225408634 is 436804522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 225408634.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5122902 + ... + 5122945.

It is an arithmetic number, because the mean of its divisors is an integer number (46106316).

Almost surely, 2^225408634 is an apocalyptic number.

225408634 is a deficient number, since it is larger than the sum of its proper divisors (143441894).

225408634 is a wasteful number, since it uses less digits than its factorization.

225408634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10245860.

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

The square root of 225408634 is about 15013.6149544339. The cubic root of 225408634 is about 608.5881834728.

The spelling of 225408634 in words is "two hundred twenty-five million, four hundred eight thousand, six hundred thirty-four".