144224502 has 16 divisors (see below), whose sum is σ = 290721792. Its totient is φ = 47696040.

The previous prime is 144224491. The next prime is 144224527. The reversal of 144224502 is 205422441.

It is a happy number.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 93874 + ... + 95397.

It is an arithmetic number, because the mean of its divisors is an integer number (18170112).

Almost surely, 2^144224502 is an apocalyptic number.

144224502 is an abundant number, since it is smaller than the sum of its proper divisors (146497290).

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

144224502 is a wasteful number, since it uses less digits than its factorization.

144224502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189403.

The product of its (nonzero) digits is 2560, while the sum is 24.

The square root of 144224502 is about 12009.3506069229. The cubic root of 144224502 is about 524.4205270774.

Adding to 144224502 its reverse (205422441), we get a palindrome (349646943).

The spelling of 144224502 in words is "one hundred forty-four million, two hundred twenty-four thousand, five hundred two".