224040545 has 8 divisors (see below), whose sum is σ = 269079720. Its totient is φ = 179078400.

The previous prime is 224040541. The next prime is 224040581. The reversal of 224040545 is 545040422.

224040545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 717409 + 223323136 = 847^2 + 14944^2 .

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

It is not a de Polignac number, because 224040545 - 2² = 224040541 is a prime.

It is not an unprimeable number, because it can be changed into a prime (224040541) 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, 12650 + ... + 24659.

It is an arithmetic number, because the mean of its divisors is an integer number (33634965).

Almost surely, 2^224040545 is an apocalyptic number.

It is an amenable number.

224040545 is a deficient number, since it is larger than the sum of its proper divisors (45039175).

224040545 is a wasteful number, since it uses less digits than its factorization.

224040545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38515.

The product of its (nonzero) digits is 6400, while the sum is 26.

The square root of 224040545 is about 14967.9839991897. The cubic root of 224040545 is about 607.3544345752.

Adding to 224040545 its reverse (545040422), we get a palindrome (769080967).

The spelling of 224040545 in words is "two hundred twenty-four million, forty thousand, five hundred forty-five".