144045398 has 12 divisors (see below), whose sum is σ = 251344692. Its totient is φ = 61733700.

The previous prime is 144045379. The next prime is 144045413. The reversal of 144045398 is 893540441.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 734828 + ... + 735023.

It is an arithmetic number, because the mean of its divisors is an integer number (20945391).

Almost surely, 2^144045398 is an apocalyptic number.

144045398 is a deficient number, since it is larger than the sum of its proper divisors (107299294).

144045398 is a wasteful number, since it uses less digits than its factorization.

144045398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1469867 (or 1469860 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 38.

The square root of 144045398 is about 12001.8914342699. The cubic root of 144045398 is about 524.2033547293.

The spelling of 144045398 in words is "one hundred forty-four million, forty-five thousand, three hundred ninety-eight".