224665445 has 16 divisors (see below), whose sum is σ = 276792768. Its totient is φ = 174956160.

The previous prime is 224665433. The next prime is 224665471. The reversal of 224665445 is 544566422.

It is not a de Polignac number, because 224665445 - 2²⁴ = 207888229 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 224665399 and 224665408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119402 + ... + 121268.

It is an arithmetic number, because the mean of its divisors is an integer number (17299548).

Almost surely, 2^224665445 is an apocalyptic number.

It is an amenable number.

224665445 is a deficient number, since it is larger than the sum of its proper divisors (52127323).

224665445 is a wasteful number, since it uses less digits than its factorization.

224665445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2500.

The product of its digits is 230400, while the sum is 38.

The square root of 224665445 is about 14988.8440181356. The cubic root of 224665445 is about 607.9185935632.

The spelling of 224665445 in words is "two hundred twenty-four million, six hundred sixty-five thousand, four hundred forty-five".