225012412 has 12 divisors (see below), whose sum is σ = 396778536. Its totient is φ = 111647120.

The previous prime is 225012409. The next prime is 225012413. The reversal of 225012412 is 214210522.

It is a self number, because there is not a number n which added to its sum of digits gives 225012412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225012413) 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, 214183 + ... + 215230.

It is an arithmetic number, because the mean of its divisors is an integer number (33064878).

Almost surely, 2^225012412 is an apocalyptic number.

It is an amenable number.

225012412 is a deficient number, since it is larger than the sum of its proper divisors (171766124).

225012412 is a wasteful number, since it uses less digits than its factorization.

225012412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429548 (or 429546 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 225012412 is about 15000.4137276276. The cubic root of 225012412 is about 608.2313833948.

Adding to 225012412 its reverse (214210522), we get a palindrome (439222934).

The spelling of 225012412 in words is "two hundred twenty-five million, twelve thousand, four hundred twelve".