120256 has 14 divisors (see below), whose sum is σ = 238760. Its totient is φ = 60096.

The previous prime is 120247. The next prime is 120277. The reversal of 120256 is 652021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

120256 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, 876 + ... + 1003.

2¹²⁰²⁵⁶ is an apocalyptic number.

120256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

120256 is a deficient number, since it is larger than the sum of its proper divisors (118504).

120256 is an equidigital number, since it uses as much as digits as its factorization.

120256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1891 (or 1881 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 120256 is about 346.7794688271. The cubic root of 120256 is about 49.3592915901.

Adding to 120256 its reverse (652021), we get a palindrome (772277).

The spelling of 120256 in words is "one hundred twenty thousand, two hundred fifty-six".