124843442 has 16 divisors (see below), whose sum is σ = 193250232. Its totient is φ = 60449280.

The previous prime is 124843441. The next prime is 124843447. The reversal of 124843442 is 244348421.

It can be written as a sum of positive squares in 4 ways, for example, as 37589161 + 87254281 = 6131^2 + 9341^2 .

It is a junction number, because it is equal to n+sod(n) for n = 124843399 and 124843408.

It is not an unprimeable number, because it can be changed into a prime (124843441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5678 + ... + 16790.

Almost surely, 2^124843442 is an apocalyptic number.

124843442 is a deficient number, since it is larger than the sum of its proper divisors (68406790).

124843442 is a wasteful number, since it uses less digits than its factorization.

124843442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11293.

The product of its digits is 24576, while the sum is 32.

The square root of 124843442 is about 11173.3362072391. The cubic root of 124843442 is about 499.7911687912.

The spelling of 124843442 in words is "one hundred twenty-four million, eight hundred forty-three thousand, four hundred forty-two".