225012601 has 16 divisors (see below), whose sum is σ = 254140416. Its totient is φ = 197370000.

The previous prime is 225012587. The next prime is 225012643. The reversal of 225012601 is 106210522.

It is a cyclic number.

It is not a de Polignac number, because 225012601 - 2⁹ = 225012089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225012661) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 146206 + ... + 147736.

It is an arithmetic number, because the mean of its divisors is an integer number (15883776).

Almost surely, 2^225012601 is an apocalyptic number.

It is an amenable number.

225012601 is a deficient number, since it is larger than the sum of its proper divisors (29127815).

225012601 is a wasteful number, since it uses less digits than its factorization.

225012601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2004.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 225012601 is about 15000.4200274526. The cubic root of 225012601 is about 608.2315536902.

The spelling of 225012601 in words is "two hundred twenty-five million, twelve thousand, six hundred one".