142276267 has 8 divisors (see below), whose sum is σ = 167846912. Its totient is φ = 118017000.

The previous prime is 142276259. The next prime is 142276271. The reversal of 142276267 is 762672241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 142276267 - 2³ = 142276259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142270267) 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, 327609 + ... + 328042.

It is an arithmetic number, because the mean of its divisors is an integer number (20980864).

Almost surely, 2^142276267 is an apocalyptic number.

142276267 is a deficient number, since it is larger than the sum of its proper divisors (25570645).

142276267 is an equidigital number, since it uses as much as digits as its factorization.

142276267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 655689.

The product of its digits is 56448, while the sum is 37.

The square root of 142276267 is about 11927.9615609709. The cubic root of 142276267 is about 522.0484619550.

The spelling of 142276267 in words is "one hundred forty-two million, two hundred seventy-six thousand, two hundred sixty-seven".