225469249 has 8 divisors (see below), whose sum is σ = 238876128. Its totient is φ = 212078400.

The previous prime is 225469241. The next prime is 225469273. The reversal of 225469249 is 942964522.

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

It is not a de Polignac number, because 225469249 - 2³ = 225469241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225469241) 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, 37074 + ... + 42724.

It is an arithmetic number, because the mean of its divisors is an integer number (29859516).

Almost surely, 2^225469249 is an apocalyptic number.

It is an amenable number.

225469249 is a deficient number, since it is larger than the sum of its proper divisors (13406879).

225469249 is a wasteful number, since it uses less digits than its factorization.

225469249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8015.

The product of its digits is 311040, while the sum is 43.

The square root of 225469249 is about 15015.6334864700. The cubic root of 225469249 is about 608.6427307275.

The spelling of 225469249 in words is "two hundred twenty-five million, four hundred sixty-nine thousand, two hundred forty-nine".