224755645 has 16 divisors (see below), whose sum is σ = 282175488. Its totient is φ = 171679360.

The previous prime is 224755637. The next prime is 224755667. The reversal of 224755645 is 546557422.

It is not a de Polignac number, because 224755645 - 2³ = 224755637 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 224755598 and 224755607.

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, 2029 + ... + 21298.

It is an arithmetic number, because the mean of its divisors is an integer number (17635968).

Almost surely, 2^224755645 is an apocalyptic number.

It is an amenable number.

224755645 is a deficient number, since it is larger than the sum of its proper divisors (57419843).

224755645 is a wasteful number, since it uses less digits than its factorization.

224755645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23420.

The product of its digits is 336000, while the sum is 40.

The square root of 224755645 is about 14991.8526206737. The cubic root of 224755645 is about 607.9999395848. Note that the first 4 decimals are identical.

The spelling of 224755645 in words is "two hundred twenty-four million, seven hundred fifty-five thousand, six hundred forty-five".