871412 has 12 divisors (see below), whose sum is σ = 1537536. Its totient is φ = 432120.
The previous prime is 871393. The next prime is 871439. The reversal of 871412 is 214178.
It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
871412 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 308 + ... + 1355.
It is an arithmetic number, because the mean of its divisors is an integer number (128128).
2871412 is an apocalyptic number.
It is an amenable number.
871412 is a deficient number, since it is larger than the sum of its proper divisors (666124).
871412 is a wasteful number, since it uses less digits than its factorization.
871412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1798 (or 1796 counting only the distinct ones).
The product of its digits is 448, while the sum is 23.
The square root of 871412 is about 933.4945098928. The cubic root of 871412 is about 95.5156448515.
Adding to 871412 its product of digits (448), we get a triangular number (871860 = T1320).
The spelling of 871412 in words is "eight hundred seventy-one thousand, four hundred twelve".
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