144867938 has 16 divisors (see below), whose sum is σ = 227715840. Its totient is φ = 68989536.

The previous prime is 144867917. The next prime is 144867971. The reversal of 144867938 is 839768441.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4406 + ... + 17582.

It is an arithmetic number, because the mean of its divisors is an integer number (14232240).

Almost surely, 2^144867938 is an apocalyptic number.

144867938 is a deficient number, since it is larger than the sum of its proper divisors (82847902).

144867938 is a wasteful number, since it uses less digits than its factorization.

144867938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13441.

The product of its digits is 1161216, while the sum is 50.

The square root of 144867938 is about 12036.1097535707. The cubic root of 144867938 is about 525.1992447069.

The spelling of 144867938 in words is "one hundred forty-four million, eight hundred sixty-seven thousand, nine hundred thirty-eight".