124042028 has 12 divisors (see below), whose sum is σ = 236807592. Its totient is φ = 56382720.

The previous prime is 124042027. The next prime is 124042063. The reversal of 124042028 is 820240421.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 124041994 and 124042012.

It is not an unprimeable number, because it can be changed into a prime (124042027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1409525 + ... + 1409612.

It is an arithmetic number, because the mean of its divisors is an integer number (19733966).

Almost surely, 2^124042028 is an apocalyptic number.

It is an amenable number.

124042028 is a deficient number, since it is larger than the sum of its proper divisors (112765564).

124042028 is a wasteful number, since it uses less digits than its factorization.

124042028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2819152 (or 2819150 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

The square root of 124042028 is about 11137.4156786932. The cubic root of 124042028 is about 498.7194270659.

Adding to 124042028 its reverse (820240421), we get a palindrome (944282449).

The spelling of 124042028 in words is "one hundred twenty-four million, forty-two thousand, twenty-eight".