441400142 has 8 divisors (see below), whose sum is σ = 670077576. Its totient is φ = 218040952.

The previous prime is 441400129. The next prime is 441400147. The reversal of 441400142 is 241004144.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (441400147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1329353 + ... + 1329684.

It is an arithmetic number, because the mean of its divisors is an integer number (83759697).

Almost surely, 2^441400142 is an apocalyptic number.

441400142 is a deficient number, since it is larger than the sum of its proper divisors (228677434).

441400142 is a wasteful number, since it uses less digits than its factorization.

441400142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2659122.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 441400142 is about 21009.5250303285. The cubic root of 441400142 is about 761.3964066181.

Adding to 441400142 its reverse (241004144), we get a palindrome (682404286).

The spelling of 441400142 in words is "four hundred forty-one million, four hundred thousand, one hundred forty-two".