441320331 has 4 divisors (see below), whose sum is σ = 588427112. Its totient is φ = 294213552.

The previous prime is 441320329. The next prime is 441320339. The reversal of 441320331 is 133023144.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 441320331 - 2¹ = 441320329 is a prime.

It is a super-2 number, since 2×441320331² = 389527269107899122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 441320298 and 441320307.

It is not an unprimeable number, because it can be changed into a prime (441320339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73553386 + ... + 73553391.

It is an arithmetic number, because the mean of its divisors is an integer number (147106778).

Almost surely, 2^441320331 is an apocalyptic number.

441320331 is a deficient number, since it is larger than the sum of its proper divisors (147106781).

441320331 is a wasteful number, since it uses less digits than its factorization.

441320331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147106780.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 441320331 is about 21007.6255440733. The cubic root of 441320331 is about 761.3505136623.

Adding to 441320331 its reverse (133023144), we get a palindrome (574343475).

The spelling of 441320331 in words is "four hundred forty-one million, three hundred twenty thousand, three hundred thirty-one".