9344455421 has 8 divisors (see below), whose sum is σ = 10686649344. Its totient is φ = 8004079440.

The previous prime is 9344455397. The next prime is 9344455453. The reversal of 9344455421 is 1245544439.

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

It is a de Polignac number, because none of the positive numbers 2^k-9344455421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9341455421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 443450 + ... + 464043.

It is an arithmetic number, because the mean of its divisors is an integer number (1335831168).

Almost surely, 2^9344455421 is an apocalyptic number.

It is an amenable number.

9344455421 is a deficient number, since it is larger than the sum of its proper divisors (1342193923).

9344455421 is a wasteful number, since it uses less digits than its factorization.

9344455421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 908971.

The product of its digits is 345600, while the sum is 41.

The square root of 9344455421 is about 96666.7234419374. The cubic root of 9344455421 is about 2106.2891899173.

The spelling of 9344455421 in words is "nine billion, three hundred forty-four million, four hundred fifty-five thousand, four hundred twenty-one".