122356424 has 16 divisors (see below), whose sum is σ = 231524700. Its totient is φ = 60616512.

The previous prime is 122356417. The next prime is 122356433. The reversal of 122356424 is 424653221.

It can be written as a sum of positive squares in 2 ways, for example, as 100360324 + 21996100 = 10018^2 + 4690^2 .

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 3 ways as a sum of consecutive naturals, for example, 69287 + ... + 71030.

Almost surely, 2^122356424 is an apocalyptic number.

It is an amenable number.

122356424 is a deficient number, since it is larger than the sum of its proper divisors (109168276).

122356424 is a wasteful number, since it uses less digits than its factorization.

122356424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140432 (or 140428 counting only the distinct ones).

The product of its digits is 11520, while the sum is 29.

The square root of 122356424 is about 11061.4838064339. The cubic root of 122356424 is about 496.4500878955.

The spelling of 122356424 in words is "one hundred twenty-two million, three hundred fifty-six thousand, four hundred twenty-four".