142310404 has 6 divisors (see below), whose sum is σ = 249043214. Its totient is φ = 71155200.

The previous prime is 142310359. The next prime is 142310411. The reversal of 142310404 is 404013241.

It can be written as a sum of positive squares in only one way, i.e., 75724804 + 66585600 = 8702^2 + 8160^2 .

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 as a sum of consecutive naturals, namely, 17788797 + ... + 17788804.

Almost surely, 2^142310404 is an apocalyptic number.

It is an amenable number.

142310404 is a deficient number, since it is larger than the sum of its proper divisors (106732810).

142310404 is a wasteful number, since it uses less digits than its factorization.

142310404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35577605 (or 35577603 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 142310404 is about 11929.3924405227. The cubic root of 142310404 is about 522.0902111134.

Adding to 142310404 its reverse (404013241), we get a palindrome (546323645).

The spelling of 142310404 in words is "one hundred forty-two million, three hundred ten thousand, four hundred four".