122424742 has 8 divisors (see below), whose sum is σ = 200331432. Its totient is φ = 55647600.

The previous prime is 122424739. The next prime is 122424761. The reversal of 122424742 is 247424221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 122424742.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 2782359 + ... + 2782402.

It is an arithmetic number, because the mean of its divisors is an integer number (25041429).

Almost surely, 2^122424742 is an apocalyptic number.

122424742 is a deficient number, since it is larger than the sum of its proper divisors (77906690).

122424742 is a wasteful number, since it uses less digits than its factorization.

122424742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5564774.

The product of its digits is 7168, while the sum is 28.

The square root of 122424742 is about 11064.5714783719. The cubic root of 122424742 is about 496.5424687326.

Adding to 122424742 its reverse (247424221), we get a palindrome (369848963).

The spelling of 122424742 in words is "one hundred twenty-two million, four hundred twenty-four thousand, seven hundred forty-two".