144332212 has 6 divisors (see below), whose sum is σ = 252581378. Its totient is φ = 72166104.

The previous prime is 144332207. The next prime is 144332233. The reversal of 144332212 is 212233441.

It can be written as a sum of positive squares in only one way, i.e., 144096016 + 236196 = 12004^2 + 486^2 .

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 as a sum of consecutive naturals, namely, 18041523 + ... + 18041530.

Almost surely, 2^144332212 is an apocalyptic number.

It is an amenable number.

144332212 is a deficient number, since it is larger than the sum of its proper divisors (108249166).

144332212 is a wasteful number, since it uses less digits than its factorization.

144332212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36083057 (or 36083055 counting only the distinct ones).

The product of its digits is 1152, while the sum is 22.

The square root of 144332212 is about 12013.8341922968. The cubic root of 144332212 is about 524.5510441498.

Adding to 144332212 its reverse (212233441), we get a palindrome (356565653).

The spelling of 144332212 in words is "one hundred forty-four million, three hundred thirty-two thousand, two hundred twelve".