424440223 has 8 divisors (see below), whose sum is σ = 431720960. Its totient is φ = 417221280.

The previous prime is 424440197. The next prime is 424440227. The reversal of 424440223 is 322044424.

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 424440223 - 2¹³ = 424432031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424440227) 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, 1488 + ... + 29173.

It is an arithmetic number, because the mean of its divisors is an integer number (53965120).

Almost surely, 2^424440223 is an apocalyptic number.

424440223 is a deficient number, since it is larger than the sum of its proper divisors (7280737).

424440223 is a wasteful number, since it uses less digits than its factorization.

424440223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30897.

The product of its (nonzero) digits is 6144, while the sum is 25.

The square root of 424440223 is about 20601.9470681778. The cubic root of 424440223 is about 751.5170614452.

Adding to 424440223 its reverse (322044424), we get a palindrome (746484647).

The spelling of 424440223 in words is "four hundred twenty-four million, four hundred forty thousand, two hundred twenty-three".