142020324 has 24 divisors (see below), whose sum is σ = 368201120. Its totient is φ = 47340072.

The previous prime is 142020313. The next prime is 142020341. The reversal of 142020324 is 423020241.

142020324 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 142020297 and 142020306.

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, 657394 + ... + 657609.

Almost surely, 2^142020324 is an apocalyptic number.

It is an amenable number.

142020324 is an abundant number, since it is smaller than the sum of its proper divisors (226180796).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142020324 is a wasteful number, since it uses less digits than its factorization.

142020324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1315016 (or 1315008 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 142020324 is about 11917.2280333977. The cubic root of 142020324 is about 521.7352336774.

Adding to 142020324 its reverse (423020241), we get a palindrome (565040565).

The spelling of 142020324 in words is "one hundred forty-two million, twenty thousand, three hundred twenty-four".