142592 has 18 divisors (see below), whose sum is σ = 285138. Its totient is φ = 71168.
The previous prime is 142591. The next prime is 142601. The reversal of 142592 is 295241.
It can be written as a sum of positive squares in only one way, i.e., 92416 + 50176 = 304^2 + 224^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142591) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (5) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23 + ... + 534.
It is an arithmetic number, because the mean of its divisors is an integer number (15841).
2142592 is an apocalyptic number.
It is an amenable number.
142592 is a deficient number, since it is larger than the sum of its proper divisors (142546).
142592 is an frugal number, since it uses more digits than its factorization.
142592 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 573 (or 559 counting only the distinct ones).
The product of its digits is 720, while the sum is 23.
The square root of 142592 is about 377.6135590786. The cubic root of 142592 is about 52.2434345360.
The spelling of 142592 in words is "one hundred forty-two thousand, five hundred ninety-two".
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