225616364 has 6 divisors (see below), whose sum is σ = 394828644. Its totient is φ = 112808180.

The previous prime is 225616331. The next prime is 225616381. The reversal of 225616364 is 463616522.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28202042 + ... + 28202049.

It is an arithmetic number, because the mean of its divisors is an integer number (65804774).

Almost surely, 2^225616364 is an apocalyptic number.

It is an amenable number.

225616364 is a deficient number, since it is larger than the sum of its proper divisors (169212280).

225616364 is a wasteful number, since it uses less digits than its factorization.

225616364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56404095 (or 56404093 counting only the distinct ones).

The product of its digits is 51840, while the sum is 35.

The square root of 225616364 is about 15020.5314153661. The cubic root of 225616364 is about 608.7750784249.

The spelling of 225616364 in words is "two hundred twenty-five million, six hundred sixteen thousand, three hundred sixty-four".