225059638 has 4 divisors (see below), whose sum is σ = 337589460. Its totient is φ = 112529818.

The previous prime is 225059629. The next prime is 225059663. The reversal of 225059638 is 836950522.

225059638 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 225059638.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56264908 + ... + 56264911.

It is an arithmetic number, because the mean of its divisors is an integer number (84397365).

Almost surely, 2^225059638 is an apocalyptic number.

225059638 is a deficient number, since it is larger than the sum of its proper divisors (112529822).

225059638 is a wasteful number, since it uses less digits than its factorization.

225059638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112529821.

The product of its (nonzero) digits is 129600, while the sum is 40.

The square root of 225059638 is about 15001.9878016215. The cubic root of 225059638 is about 608.2739326417.

The spelling of 225059638 in words is "two hundred twenty-five million, fifty-nine thousand, six hundred thirty-eight".