124784842 has 16 divisors (see below), whose sum is σ = 230372352. Its totient is φ = 49365360.

The previous prime is 124784797. The next prime is 124784903. The reversal of 124784842 is 248487421.

It is a junction number, because it is equal to n+sod(n) for n = 124784795 and 124784804.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 342634 + ... + 342997.

It is an arithmetic number, because the mean of its divisors is an integer number (14398272).

Almost surely, 2^124784842 is an apocalyptic number.

124784842 is a deficient number, since it is larger than the sum of its proper divisors (105587510).

124784842 is a wasteful number, since it uses less digits than its factorization.

124784842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685653.

The product of its digits is 114688, while the sum is 40.

The square root of 124784842 is about 11170.7135850849. The cubic root of 124784842 is about 499.7129579119.

The spelling of 124784842 in words is "one hundred twenty-four million, seven hundred eighty-four thousand, eight hundred forty-two".