122279424 has 40 divisors (see below), whose sum is σ = 325764120. Its totient is φ = 40759296.

The previous prime is 122279411. The next prime is 122279491. The reversal of 122279424 is 424972221.

122279424 = 3682² + 3683² + ... + 3690².

It is a congruent number.

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, 38269 + ... + 41340.

It is an arithmetic number, because the mean of its divisors is an integer number (8144103).

Almost surely, 2^122279424 is an apocalyptic number.

It is an amenable number.

122279424 is an abundant number, since it is smaller than the sum of its proper divisors (203484696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122279424 is an frugal number, since it uses more digits than its factorization.

122279424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79630 (or 79614 counting only the distinct ones).

The product of its digits is 16128, while the sum is 33.

The square root of 122279424 is about 11058.0027129677. The cubic root of 122279424 is about 496.3459258714.

The spelling of 122279424 in words is "one hundred twenty-two million, two hundred seventy-nine thousand, four hundred twenty-four".