142004032 has 28 divisors (see below), whose sum is σ = 286572960. Its totient is φ = 69796736.

The previous prime is 142004029. The next prime is 142004063. The reversal of 142004032 is 230400241.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 142003997 and 142004015.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 15028 + ... + 22579.

Almost surely, 2^142004032 is an apocalyptic number.

It is an amenable number.

142004032 is an abundant number, since it is smaller than the sum of its proper divisors (144568928).

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

142004032 is an equidigital number, since it uses as much as digits as its factorization.

142004032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37678 (or 37668 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 142004032 is about 11916.5444655739. The cubic root of 142004032 is about 521.7152824591.

Adding to 142004032 its reverse (230400241), we get a palindrome (372404273).

The spelling of 142004032 in words is "one hundred forty-two million, four thousand, thirty-two".