225667742 has 8 divisors (see below), whose sum is σ = 338596632. Its totient is φ = 112802200.

The previous prime is 225667711. The next prime is 225667753. The reversal of 225667742 is 247766522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 225667742.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5609 + ... + 21972.

It is an arithmetic number, because the mean of its divisors is an integer number (42324579).

Almost surely, 2^225667742 is an apocalyptic number.

225667742 is a deficient number, since it is larger than the sum of its proper divisors (112928890).

225667742 is a wasteful number, since it uses less digits than its factorization.

225667742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31674.

The product of its digits is 282240, while the sum is 41.

The square root of 225667742 is about 15022.2415770750. The cubic root of 225667742 is about 608.8212855817.

The spelling of 225667742 in words is "two hundred twenty-five million, six hundred sixty-seven thousand, seven hundred forty-two".