131874 has 16 divisors (see below), whose sum is σ = 272640. Its totient is φ = 42480.
The previous prime is 131861. The next prime is 131891. The reversal of 131874 is 478131.
It is an unprimeable number.
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 in 7 ways as a sum of consecutive naturals, for example, 169 + ... + 540.
It is an arithmetic number, because the mean of its divisors is an integer number (17040).
2131874 is an apocalyptic number.
131874 is an abundant number, since it is smaller than the sum of its proper divisors (140766).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131874 is a wasteful number, since it uses less digits than its factorization.
131874 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 745.
The product of its digits is 672, while the sum is 24.
The square root of 131874 is about 363.1445992990. The cubic root of 131874 is about 50.9002278556.
The spelling of 131874 in words is "one hundred thirty-one thousand, eight hundred seventy-four".
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