144212232 has 32 divisors (see below), whose sum is σ = 363844800. Its totient is φ = 47628864.

The previous prime is 144212227. The next prime is 144212269. The reversal of 144212232 is 232212441.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 144212199 and 144212208.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24948 + ... + 30179.

It is an arithmetic number, because the mean of its divisors is an integer number (11370150).

Almost surely, 2^144212232 is an apocalyptic number.

144212232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

144212232 is an abundant number, since it is smaller than the sum of its proper divisors (219632568).

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

144212232 is a wasteful number, since it uses less digits than its factorization.

144212232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55245 (or 55241 counting only the distinct ones).

The product of its digits is 768, while the sum is 21.

The square root of 144212232 is about 12008.8397441218. The cubic root of 144212232 is about 524.4056548417.

Adding to 144212232 its reverse (232212441), we get a palindrome (376424673).

It can be divided in two parts, 14421 and 2232, that added together give a triangular number (16653 = T₁₈₂).

The spelling of 144212232 in words is "one hundred forty-four million, two hundred twelve thousand, two hundred thirty-two".