44330421 has 8 divisors (see below), whose sum is σ = 59660064. Its totient is φ = 29277200.

The previous prime is 44330411. The next prime is 44330423. The reversal of 44330421 is 12403344.

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 44330421 - 2¹¹ = 44328373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44330423) 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, 68730 + ... + 69371.

It is an arithmetic number, because the mean of its divisors is an integer number (7457508).

Almost surely, 2^44330421 is an apocalyptic number.

It is an amenable number.

44330421 is a deficient number, since it is larger than the sum of its proper divisors (15329643).

44330421 is a wasteful number, since it uses less digits than its factorization.

44330421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138211.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 44330421 is about 6658.1094163434. The cubic root of 44330421 is about 353.9163436654.

Adding to 44330421 its reverse (12403344), we get a palindrome (56733765).

The spelling of 44330421 in words is "forty-four million, three hundred thirty thousand, four hundred twenty-one".