144612232 has 32 divisors (see below), whose sum is σ = 280869120. Its totient is φ = 69758080.

The previous prime is 144612227. The next prime is 144612253. The reversal of 144612232 is 232216441.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 144612197 and 144612206.

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, 23988 + ... + 29404.

It is an arithmetic number, because the mean of its divisors is an integer number (8777160).

Almost surely, 2^144612232 is an apocalyptic number.

It is an amenable number.

144612232 is a deficient number, since it is larger than the sum of its proper divisors (136256888).

144612232 is a wasteful number, since it uses less digits than its factorization.

144612232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5541 (or 5537 counting only the distinct ones).

The product of its digits is 2304, while the sum is 25.

The square root of 144612232 is about 12025.4826098581. The cubic root of 144612232 is about 524.8900534692.

Adding to 144612232 its reverse (232216441), we get a palindrome (376828673).

The spelling of 144612232 in words is "one hundred forty-four million, six hundred twelve thousand, two hundred thirty-two".