142441332 has 24 divisors (see below), whose sum is σ = 362578272. Its totient is φ = 43164000.

The previous prime is 142441319. The next prime is 142441333. The reversal of 142441332 is 233144241.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142441333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 539419 + ... + 539682.

It is an arithmetic number, because the mean of its divisors is an integer number (15107428).

Almost surely, 2^142441332 is an apocalyptic number.

142441332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

142441332 is an abundant number, since it is smaller than the sum of its proper divisors (220136940).

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

142441332 is a wasteful number, since it uses less digits than its factorization.

142441332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1079119 (or 1079117 counting only the distinct ones).

The product of its digits is 2304, while the sum is 24.

The square root of 142441332 is about 11934.8788012279. The cubic root of 142441332 is about 522.2502726713.

Adding to 142441332 its reverse (233144241), we get a palindrome (375585573).

It can be divided in two parts, 14244 and 1332, that added together give a triangular number (15576 = T₁₇₆).

The spelling of 142441332 in words is "one hundred forty-two million, four hundred forty-one thousand, three hundred thirty-two".