142424104 has 32 divisors (see below), whose sum is σ = 278332200. Its totient is φ = 68239360.

The previous prime is 142424089. The next prime is 142424131. The reversal of 142424104 is 401424241.

It can be written as a sum of positive squares in 4 ways, for example, as 137592900 + 4831204 = 11730^2 + 2198^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29544 + ... + 34024.

Almost surely, 2^142424104 is an apocalyptic number.

It is an amenable number.

142424104 is a deficient number, since it is larger than the sum of its proper divisors (135908096).

142424104 is a wasteful number, since it uses less digits than its factorization.

142424104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4653 (or 4649 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

The square root of 142424104 is about 11934.1570293004. The cubic root of 142424104 is about 522.2292167733.

Adding to 142424104 its reverse (401424241), we get a palindrome (543848345).

The spelling of 142424104 in words is "one hundred forty-two million, four hundred twenty-four thousand, one hundred four".