270856 has 8 divisors (see below), whose sum is σ = 507870. Its totient is φ = 135424.
The previous prime is 270841. The next prime is 270859. The reversal of 270856 is 658072.
It can be written as a sum of positive squares in only one way, i.e., 136900 + 133956 = 370^2 + 366^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (270859) by changing a digit.
270856 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 as a sum of consecutive naturals, namely, 16921 + ... + 16936.
2270856 is an apocalyptic number.
It is an amenable number.
270856 is a deficient number, since it is larger than the sum of its proper divisors (237014).
270856 is a wasteful number, since it uses less digits than its factorization.
270856 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33863 (or 33859 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 28.
The square root of 270856 is about 520.4382768398. The cubic root of 270856 is about 64.7012722044.
The spelling of 270856 in words is "two hundred seventy thousand, eight hundred fifty-six".
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