144074142 has 12 divisors (see below), whose sum is σ = 312160680. Its totient is φ = 48024708.

The previous prime is 144074141. The next prime is 144074159. The reversal of 144074142 is 241470441.

144074142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144074141) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4002042 + ... + 4002077.

It is an arithmetic number, because the mean of its divisors is an integer number (26013390).

Almost surely, 2^144074142 is an apocalyptic number.

144074142 is an abundant number, since it is smaller than the sum of its proper divisors (168086538).

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

144074142 is a wasteful number, since it uses less digits than its factorization.

144074142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8004127 (or 8004124 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 27.

The square root of 144074142 is about 12003.0888524579. The cubic root of 144074142 is about 524.2382203557.

The spelling of 144074142 in words is "one hundred forty-four million, seventy-four thousand, one hundred forty-two".