144897384 has 16 divisors (see below), whose sum is σ = 362243520. Its totient is φ = 48299120.

The previous prime is 144897373. The next prime is 144897419. The reversal of 144897384 is 483798441.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3018672 + ... + 3018719.

It is an arithmetic number, because the mean of its divisors is an integer number (22640220).

Almost surely, 2^144897384 is an apocalyptic number.

It is an amenable number.

144897384 is an abundant number, since it is smaller than the sum of its proper divisors (217346136).

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

144897384 is a wasteful number, since it uses less digits than its factorization.

144897384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6037400 (or 6037396 counting only the distinct ones).

The product of its digits is 774144, while the sum is 48.

The square root of 144897384 is about 12037.3329271895. The cubic root of 144897384 is about 525.2348264684.

The spelling of 144897384 in words is "one hundred forty-four million, eight hundred ninety-seven thousand, three hundred eighty-four".