441324440 has 32 divisors (see below), whose sum is σ = 994794480. Its totient is φ = 176207232.

The previous prime is 441324439. The next prime is 441324469. The reversal of 441324440 is 44423144.

It is a happy number.

It is a super-2 number, since 2×441324440² = 389534522682627200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 12722 + ... + 32318.

Almost surely, 2^441324440 is an apocalyptic number.

441324440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

441324440 is an abundant number, since it is smaller than the sum of its proper divisors (553470040).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

441324440 is a wasteful number, since it uses less digits than its factorization.

441324440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20171 (or 20167 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 441324440 is about 21007.7233416665. The cubic root of 441324440 is about 761.3528765564.

Adding to 441324440 its reverse (44423144), we get a palindrome (485747584).

The spelling of 441324440 in words is "four hundred forty-one million, three hundred twenty-four thousand, four hundred forty".