225236473 has 8 divisors (see below), whose sum is σ = 280814400. Its totient is φ = 175508880.

The previous prime is 225236471. The next prime is 225236477. The reversal of 225236473 is 374632522.

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

It is a cyclic number.

It is not a de Polignac number, because 225236473 - 2¹ = 225236471 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225236471) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1462498 + ... + 1462651.

It is an arithmetic number, because the mean of its divisors is an integer number (35101800).

Almost surely, 2^225236473 is an apocalyptic number.

It is an amenable number.

225236473 is a deficient number, since it is larger than the sum of its proper divisors (55577927).

225236473 is a wasteful number, since it uses less digits than its factorization.

225236473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2925167.

The product of its digits is 60480, while the sum is 34.

The square root of 225236473 is about 15007.8803633291. The cubic root of 225236473 is about 608.4332029610.

Adding to 225236473 its reverse (374632522), we get a palindrome (599868995).

The spelling of 225236473 in words is "two hundred twenty-five million, two hundred thirty-six thousand, four hundred seventy-three".