142275 has 24 divisors (see below), whose sum is σ = 269824. Its totient is φ = 64800.
The previous prime is 142271. The next prime is 142297. The reversal of 142275 is 572241.
142275 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 142275 - 22 = 142271 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a Duffinian number.
142275 is a lucky number.
It is not an unprimeable number, because it can be changed into a prime (142271) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 390 + ... + 660.
2142275 is an apocalyptic number.
142275 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
142275 is a deficient number, since it is larger than the sum of its proper divisors (127549).
142275 is a wasteful number, since it uses less digits than its factorization.
142275 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 291 (or 286 counting only the distinct ones).
The product of its digits is 560, while the sum is 21.
The square root of 142275 is about 377.1935842508. The cubic root of 142275 is about 52.2046912300.
The spelling of 142275 in words is "one hundred forty-two thousand, two hundred seventy-five".
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