126790 has 16 divisors (see below), whose sum is σ = 236160. Its totient is φ = 48960.
The previous prime is 126781. The next prime is 126823. The reversal of 126790 is 97621.
It is a congruent number.
It is an unprimeable number.
126790 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
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 7 ways as a sum of consecutive naturals, for example, 106 + ... + 514.
It is an arithmetic number, because the mean of its divisors is an integer number (14760).
2126790 is an apocalyptic number.
126790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
126790 is a deficient number, since it is larger than the sum of its proper divisors (109370).
126790 is a wasteful number, since it uses less digits than its factorization.
126790 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 447.
The product of its (nonzero) digits is 756, while the sum is 25.
The square root of 126790 is about 356.0758346195. The cubic root of 126790 is about 50.2375364087.
The spelling of 126790 in words is "one hundred twenty-six thousand, seven hundred ninety".
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