225621014 has 8 divisors (see below), whose sum is σ = 340508280. Its totient is φ = 112118256.

The previous prime is 225621013. The next prime is 225621017. The reversal of 225621014 is 410126522.

It is a happy number.

225621014 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225621013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 345719 + ... + 346370.

It is an arithmetic number, because the mean of its divisors is an integer number (42563535).

Almost surely, 2^225621014 is an apocalyptic number.

225621014 is a deficient number, since it is larger than the sum of its proper divisors (114887266).

225621014 is a wasteful number, since it uses less digits than its factorization.

225621014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 692254.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 225621014 is about 15020.6862027006. The cubic root of 225621014 is about 608.7792607230.

Adding to 225621014 its reverse (410126522), we get a palindrome (635747536).

The spelling of 225621014 in words is "two hundred twenty-five million, six hundred twenty-one thousand, fourteen".