441542005 has 4 divisors (see below), whose sum is σ = 529850412. Its totient is φ = 353233600.

The previous prime is 441541967. The next prime is 441542039. The reversal of 441542005 is 500245144.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 72556324 + 368985681 = 8518^2 + 19209^2 .

It is a de Polignac number, because none of the positive numbers 2^k-441542005 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44154196 + ... + 44154205.

It is an arithmetic number, because the mean of its divisors is an integer number (132462603).

Almost surely, 2^441542005 is an apocalyptic number.

It is an amenable number.

441542005 is a deficient number, since it is larger than the sum of its proper divisors (88308407).

441542005 is an equidigital number, since it uses as much as digits as its factorization.

441542005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88308406.

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 441542005 is about 21012.9009182454. The cubic root of 441542005 is about 761.4779670879.

Adding to 441542005 its reverse (500245144), we get a palindrome (941787149).

The spelling of 441542005 in words is "four hundred forty-one million, five hundred forty-two thousand, five".