225222716 has 12 divisors (see below), whose sum is σ = 411276432. Its totient is φ = 107715168.

The previous prime is 225222709. The next prime is 225222727. The reversal of 225222716 is 617222522.

It is a congruent 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, 1223945 + ... + 1224128.

It is an arithmetic number, because the mean of its divisors is an integer number (34273036).

Almost surely, 2^225222716 is an apocalyptic number.

It is an amenable number.

225222716 is a deficient number, since it is larger than the sum of its proper divisors (186053716).

225222716 is a wasteful number, since it uses less digits than its factorization.

225222716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2448100 (or 2448098 counting only the distinct ones).

The product of its digits is 6720, while the sum is 29.

The square root of 225222716 is about 15007.4220304488. The cubic root of 225222716 is about 608.4208154083.

The spelling of 225222716 in words is "two hundred twenty-five million, two hundred twenty-two thousand, seven hundred sixteen".