144202224 has 40 divisors (see below), whose sum is σ = 378090880. Its totient is φ = 47348928.

The previous prime is 144202217. The next prime is 144202243. The reversal of 144202224 is 422202441.

It is a self number, because there is not a number n which added to its sum of digits gives 144202224.

It is a congruent number.

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, 19204 + ... + 25635.

It is an arithmetic number, because the mean of its divisors is an integer number (9452272).

Almost surely, 2^144202224 is an apocalyptic number.

It is an amenable number.

144202224 is an abundant number, since it is smaller than the sum of its proper divisors (233888656).

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

144202224 is a wasteful number, since it uses less digits than its factorization.

144202224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44917 (or 44911 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 144202224 is about 12008.4230438472. The cubic root of 144202224 is about 524.3935237089.

Adding to 144202224 its reverse (422202441), we get a palindrome (566404665).

The spelling of 144202224 in words is "one hundred forty-four million, two hundred two thousand, two hundred twenty-four".