117256 has 8 divisors (see below), whose sum is σ = 219870. Its totient is φ = 58624.

The previous prime is 117251. The next prime is 117259. The reversal of 117256 is 652711.

117256 is nontrivially palindromic in base 7.

It can be written as a sum of positive squares in only one way, i.e., 62500 + 54756 = 250^2 + 234^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a zygodrome in base 7.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117251) by changing a digit.

117256 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, 7321 + ... + 7336.

2¹¹⁷²⁵⁶ is an apocalyptic number.

It is an amenable number.

117256 is a deficient number, since it is larger than the sum of its proper divisors (102614).

117256 is a wasteful number, since it uses less digits than its factorization.

117256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14663 (or 14659 counting only the distinct ones).

The product of its digits is 420, while the sum is 22.

The square root of 117256 is about 342.4266344781. The cubic root of 117256 is about 48.9453785350.

Adding to 117256 its reverse (652711), we get a palindrome (769967).

It can be divided in two parts, 117 and 256, that added together give a palindrome (373).

The spelling of 117256 in words is "one hundred seventeen thousand, two hundred fifty-six".