124646 has 4 divisors (see below), whose sum is σ = 186972. Its totient is φ = 62322.

The previous prime is 124643. The next prime is 124669. The reversal of 124646 is 646421.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31160 + ... + 31163.

It is an arithmetic number, because the mean of its divisors is an integer number (46743).

2¹²⁴⁶⁴⁶ is an apocalyptic number.

124646 is a deficient number, since it is larger than the sum of its proper divisors (62326).

124646 is an equidigital number, since it uses as much as digits as its factorization.

124646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62325.

The product of its digits is 1152, while the sum is 23.

The square root of 124646 is about 353.0524040422. The cubic root of 124646 is about 49.9527553730.

The spelling of 124646 in words is "one hundred twenty-four thousand, six hundred forty-six".