404142104 has 16 divisors (see below), whose sum is σ = 759417120. Its totient is φ = 201630880.

The previous prime is 404142073. The next prime is 404142113. The reversal of 404142104 is 401241404.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51104 + ... + 58479.

It is an arithmetic number, because the mean of its divisors is an integer number (47463570).

Almost surely, 2^404142104 is an apocalyptic number.

It is an amenable number.

404142104 is a deficient number, since it is larger than the sum of its proper divisors (355275016).

404142104 is a wasteful number, since it uses less digits than its factorization.

404142104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110050 (or 110046 counting only the distinct ones).

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

The square root of 404142104 is about 20103.2859005686. The cubic root of 404142104 is about 739.3408447335.

Adding to 404142104 its reverse (401241404), we get a palindrome (805383508).

The spelling of 404142104 in words is "four hundred four million, one hundred forty-two thousand, one hundred four".