225663004 has 12 divisors (see below), whose sum is σ = 451326064. Its totient is φ = 96712704.

The previous prime is 225662977. The next prime is 225663013. The reversal of 225663004 is 400366522.

It is a happy number.

225663004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

225663004 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 8059393 = 225663004 / (2 + 2 + 5 + 6 + 6 + 3 + 0 + 0 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4029669 + ... + 4029724.

Almost surely, 2^225663004 is an apocalyptic number.

It is an amenable number.

225663004 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.

225663004 is a wasteful number, since it uses less digits than its factorization.

225663004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8059404 (or 8059402 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 225663004 is about 15022.0838767463. The cubic root of 225663004 is about 608.8170247224.

The spelling of 225663004 in words is "two hundred twenty-five million, six hundred sixty-three thousand, four".