225456706 has 4 divisors (see below), whose sum is σ = 338185062. Its totient is φ = 112728352.

The previous prime is 225456691. The next prime is 225456709. The reversal of 225456706 is 607654522.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 183738025 + 41718681 = 13555^2 + 6459^2 .

It is not an unprimeable number, because it can be changed into a prime (225456709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56364175 + ... + 56364178.

Almost surely, 2^225456706 is an apocalyptic number.

225456706 is a deficient number, since it is larger than the sum of its proper divisors (112728356).

225456706 is a wasteful number, since it uses less digits than its factorization.

225456706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112728355.

The product of its (nonzero) digits is 100800, while the sum is 37.

The square root of 225456706 is about 15015.2158159648. The cubic root of 225456706 is about 608.6314441221.

The spelling of 225456706 in words is "two hundred twenty-five million, four hundred fifty-six thousand, seven hundred six".