144294452 has 12 divisors (see below), whose sum is σ = 252613956. Its totient is φ = 72119040.

The previous prime is 144294443. The next prime is 144294473. The reversal of 144294452 is 254492441.

It can be written as a sum of positive squares in 2 ways, for example, as 55294096 + 89000356 = 7436^2 + 9434^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8078 + ... + 18810.

It is an arithmetic number, because the mean of its divisors is an integer number (21051163).

Almost surely, 2^144294452 is an apocalyptic number.

It is an amenable number.

144294452 is a deficient number, since it is larger than the sum of its proper divisors (108319504).

144294452 is a wasteful number, since it uses less digits than its factorization.

144294452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14098 (or 14096 counting only the distinct ones).

The product of its digits is 46080, while the sum is 35.

The square root of 144294452 is about 12012.2625678929. The cubic root of 144294452 is about 524.5052960462.

It can be divided in two parts, 14429 and 4452, that added together give a palindrome (18881).

The spelling of 144294452 in words is "one hundred forty-four million, two hundred ninety-four thousand, four hundred fifty-two".