120826 has 4 divisors (see below), whose sum is σ = 181242. Its totient is φ = 60412.

The previous prime is 120823. The next prime is 120829. The reversal of 120826 is 628021.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (120823) and next prime (120829).

It can be written as a sum of positive squares in only one way, i.e., 81225 + 39601 = 285^2 + 199^2 .

It is not an unprimeable number, because it can be changed into a prime (120823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30205 + ... + 30208.

2¹²⁰⁸²⁶ is an apocalyptic number.

120826 is a deficient number, since it is larger than the sum of its proper divisors (60416).

120826 is an equidigital number, since it uses as much as digits as its factorization.

120826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60415.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 120826 is about 347.6003452242. The cubic root of 120826 is about 49.4371545407.

Adding to 120826 its reverse (628021), we get a palindrome (748847).

It can be divided in two parts, 120 and 826, that added together give a triangular number (946 = T₄₃).

The spelling of 120826 in words is "one hundred twenty thousand, eight hundred twenty-six".