142402324 has 12 divisors (see below), whose sum is σ = 251672148. Its totient is φ = 70496000.

The previous prime is 142402301. The next prime is 142402327. The reversal of 142402324 is 423204241.

It is a happy number.

142402324 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 116208400 + 26193924 = 10780^2 + 5118^2 .

It is a junction number, because it is equal to n+sod(n) for n = 142402295 and 142402304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142402327) 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 in 3 ways as a sum of consecutive naturals, for example, 175837 + ... + 176644.

It is an arithmetic number, because the mean of its divisors is an integer number (20972679).

Almost surely, 2^142402324 is an apocalyptic number.

It is an amenable number.

142402324 is a deficient number, since it is larger than the sum of its proper divisors (109269824).

142402324 is a wasteful number, since it uses less digits than its factorization.

142402324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352586 (or 352584 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 142402324 is about 11933.2444875650. The cubic root of 142402324 is about 522.2025950338.

Adding to 142402324 its reverse (423204241), we get a palindrome (565606565).

The spelling of 142402324 in words is "one hundred forty-two million, four hundred two thousand, three hundred twenty-four".