144506242 has 8 divisors (see below), whose sum is σ = 217381500. Its totient is φ = 72045744.

The previous prime is 144506227. The next prime is 144506291. The reversal of 144506242 is 242605441.

144506242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 110061081 + 34445161 = 10491^2 + 5869^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 144506242.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102817 + ... + 104212.

Almost surely, 2^144506242 is an apocalyptic number.

144506242 is a deficient number, since it is larger than the sum of its proper divisors (72875258).

144506242 is a wasteful number, since it uses less digits than its factorization.

144506242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207380.

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

The square root of 144506242 is about 12021.0749103398. The cubic root of 144506242 is about 524.7617870167.

The spelling of 144506242 in words is "one hundred forty-four million, five hundred six thousand, two hundred forty-two".