144024404 has 12 divisors (see below), whose sum is σ = 253712928. Its totient is φ = 71535000.

The previous prime is 144024371. The next prime is 144024409. The reversal of 144024404 is 404420441.

It is a self number, because there is not a number n which added to its sum of digits gives 144024404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144024409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118622 + ... + 119829.

It is an arithmetic number, because the mean of its divisors is an integer number (21142744).

Almost surely, 2^144024404 is an apocalyptic number.

It is an amenable number.

144024404 is a deficient number, since it is larger than the sum of its proper divisors (109688524).

144024404 is a wasteful number, since it uses less digits than its factorization.

144024404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238606 (or 238604 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 23.

The square root of 144024404 is about 12001.0167902557. The cubic root of 144024404 is about 524.1778866938.

Adding to 144024404 its reverse (404420441), we get a palindrome (548444845).

The spelling of 144024404 in words is "one hundred forty-four million, twenty-four thousand, four hundred four".