225346736 has 20 divisors (see below), whose sum is σ = 437232432. Its totient is φ = 112512576.

The previous prime is 225346729. The next prime is 225346739. The reversal of 225346736 is 637643522.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 225346736.

It is not an unprimeable number, because it can be changed into a prime (225346739) by changing a digit.

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, 1946 + ... + 21318.

Almost surely, 2^225346736 is an apocalyptic number.

It is an amenable number.

225346736 is a deficient number, since it is larger than the sum of its proper divisors (211885696).

225346736 is a wasteful number, since it uses less digits than its factorization.

225346736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20108 (or 20102 counting only the distinct ones).

The product of its digits is 181440, while the sum is 38.

The square root of 225346736 is about 15011.5534172850. The cubic root of 225346736 is about 608.5324715577.

The spelling of 225346736 in words is "two hundred twenty-five million, three hundred forty-six thousand, seven hundred thirty-six".