142055184 has 40 divisors (see below), whose sum is σ = 367412992. Its totient is φ = 47295360.

The previous prime is 142055183. The next prime is 142055189. The reversal of 142055184 is 481550241.

It is not an unprimeable number, because it can be changed into a prime (142055183) 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 7 ways as a sum of consecutive naturals, for example, 65217 + ... + 67359.

Almost surely, 2^142055184 is an apocalyptic number.

It is an amenable number.

142055184 is an abundant number, since it is smaller than the sum of its proper divisors (225357808).

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

142055184 is a wasteful number, since it uses less digits than its factorization.

142055184 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3535 (or 3529 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 30.

The square root of 142055184 is about 11918.6905321013. The cubic root of 142055184 is about 521.7779181840. Note that the first 3 decimals are identical.

The spelling of 142055184 in words is "one hundred forty-two million, fifty-five thousand, one hundred eighty-four".