225416738 has 8 divisors (see below), whose sum is σ = 344504988. Its totient is φ = 110581744.

The previous prime is 225416731. The next prime is 225416759. The reversal of 225416738 is 837614522.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 225390169 + 26569 = 15013^2 + 163^2 .

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

It is not an unprimeable number, because it can be changed into a prime (225416731) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1063181 + ... + 1063392.

Almost surely, 2^225416738 is an apocalyptic number.

225416738 is a deficient number, since it is larger than the sum of its proper divisors (119088250).

225416738 is a wasteful number, since it uses less digits than its factorization.

225416738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2126628.

The product of its digits is 80640, while the sum is 38.

The square root of 225416738 is about 15013.8848403736. The cubic root of 225416738 is about 608.5954768041.

The spelling of 225416738 in words is "two hundred twenty-five million, four hundred sixteen thousand, seven hundred thirty-eight".