142304024 has 8 divisors (see below), whose sum is σ = 266820060. Its totient is φ = 71152008.

The previous prime is 142304023. The next prime is 142304039. The reversal of 142304024 is 420403241.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 142303987 and 142304005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142304021) by changing a digit.

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, 8893994 + ... + 8894009.

Almost surely, 2^142304024 is an apocalyptic number.

It is an amenable number.

142304024 is a deficient number, since it is larger than the sum of its proper divisors (124516036).

142304024 is a wasteful number, since it uses less digits than its factorization.

142304024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17788009 (or 17788005 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 142304024 is about 11929.1250307808. The cubic root of 142304024 is about 522.0824089541.

Adding to 142304024 its reverse (420403241), we get a palindrome (562707265).

The spelling of 142304024 in words is "one hundred forty-two million, three hundred four thousand, twenty-four".