225100002 has 8 divisors (see below), whose sum is σ = 450200016. Its totient is φ = 75033332.

The previous prime is 225099989. The next prime is 225100019. The reversal of 225100002 is 200001522.

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

225100002 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18758328 + ... + 18758339.

It is an arithmetic number, because the mean of its divisors is an integer number (56275002).

Almost surely, 2^225100002 is an apocalyptic number.

225100002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

225100002 is a wasteful number, since it uses less digits than its factorization.

225100002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37516672.

The product of its (nonzero) digits is 40, while the sum is 12.

The square root of 225100002 is about 15003.3330296971. Note that the first 3 decimals coincide. The cubic root of 225100002 is about 608.3102947093.

Adding to 225100002 its reverse (200001522), we get a palindrome (425101524).

The spelling of 225100002 in words is "two hundred twenty-five million, one hundred thousand, two".