144042652 has 48 divisors (see below), whose sum is σ = 293106240. Its totient is φ = 61383168.

The previous prime is 144042643. The next prime is 144042713. The reversal of 144042652 is 256240441.

144042652 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 144042652.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32608 + ... + 36760.

It is an arithmetic number, because the mean of its divisors is an integer number (6106380).

Almost surely, 2^144042652 is an apocalyptic number.

It is an amenable number.

144042652 is an abundant number, since it is smaller than the sum of its proper divisors (149063588).

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

144042652 is a wasteful number, since it uses less digits than its factorization.

144042652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4222 (or 4220 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 144042652 is about 12001.7770350894. Note that the first 3 decimals coincide. The cubic root of 144042652 is about 524.2000236694.

The spelling of 144042652 in words is "one hundred forty-four million, forty-two thousand, six hundred fifty-two".