67942 has 16 divisors (see below), whose sum is σ = 122112. Its totient is φ = 27720.
The previous prime is 67939. The next prime is 67943. The reversal of 67942 is 24976.
It is a super-2 number, since 2×679422 = 9232230728, which contains 22 as substring.
It is a d-powerful number, because it can be written as 6 + 73 + 9 + 48 + 211 .
It is a plaindrome in base 12.
It is a self number, because there is not a number n which added to its sum of digits gives 67942.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (67943) by changing a digit.
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, 217 + ... + 427.
It is an arithmetic number, because the mean of its divisors is an integer number (7632).
267942 is an apocalyptic number.
67942 is a deficient number, since it is larger than the sum of its proper divisors (54170).
67942 is a wasteful number, since it uses less digits than its factorization.
67942 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 243.
The product of its digits is 3024, while the sum is 28.
The square root of 67942 is about 260.6568625607. The cubic root of 67942 is about 40.8049430126.
The spelling of 67942 in words is "sixty-seven thousand, nine hundred forty-two".
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