441303421 has 16 divisors (see below), whose sum is σ = 484747200. Its totient is φ = 399259008.

The previous prime is 441303409. The next prime is 441303437. The reversal of 441303421 is 124303144.

It is a cyclic number.

It is not a de Polignac number, because 441303421 - 2¹³ = 441295229 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 441303392 and 441303401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (441303721) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 349890 + ... + 351148.

It is an arithmetic number, because the mean of its divisors is an integer number (30296700).

Almost surely, 2^441303421 is an apocalyptic number.

It is an amenable number.

441303421 is a deficient number, since it is larger than the sum of its proper divisors (43443779).

441303421 is a wasteful number, since it uses less digits than its factorization.

441303421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1788.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 441303421 is about 21007.2230673166. The cubic root of 441303421 is about 761.3407893565.

Adding to 441303421 its reverse (124303144), we get a palindrome (565606565).

The spelling of 441303421 in words is "four hundred forty-one million, three hundred three thousand, four hundred twenty-one".