424844321 has 8 divisors (see below), whose sum is σ = 471065088. Its totient is φ = 379890000.

The previous prime is 424844311. The next prime is 424844353. The reversal of 424844321 is 123448424.

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 424844321 - 2¹⁰ = 424843297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (424844311) 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, 315905 + ... + 317246.

It is an arithmetic number, because the mean of its divisors is an integer number (58883136).

Almost surely, 2^424844321 is an apocalyptic number.

It is an amenable number.

424844321 is a deficient number, since it is larger than the sum of its proper divisors (46220767).

424844321 is a wasteful number, since it uses less digits than its factorization.

424844321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633223.

The product of its digits is 24576, while the sum is 32.

The square root of 424844321 is about 20611.7520118985. The cubic root of 424844321 is about 751.7554854515.

The spelling of 424844321 in words is "four hundred twenty-four million, eight hundred forty-four thousand, three hundred twenty-one".