142263 has 16 divisors (see below), whose sum is σ = 230400. Its totient is φ = 86040.
The previous prime is 142237. The next prime is 142271. The reversal of 142263 is 362241.
It is a happy number.
It is not a de Polignac number, because 142263 - 25 = 142231 is a prime.
It is a super-2 number, since 2×1422632 = 40477522338, which contains 22 as substring.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 142263.
It is not an unprimeable number, because it can be changed into a prime (142223) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58 + ... + 536.
It is an arithmetic number, because the mean of its divisors is an integer number (14400).
2142263 is an apocalyptic number.
142263 is a deficient number, since it is larger than the sum of its proper divisors (88137).
142263 is a wasteful number, since it uses less digits than its factorization.
142263 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 499 (or 493 counting only the distinct ones).
The product of its digits is 288, while the sum is 18.
The square root of 142263 is about 377.1776769641. The cubic root of 142263 is about 52.2032234765.
It can be divided in two parts, 1422 and 63, that added together give a triangular number (1485 = T54).
The spelling of 142263 in words is "one hundred forty-two thousand, two hundred sixty-three".
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