122425424 has 20 divisors (see below), whose sum is σ = 258763200. Its totient is φ = 55647840.

The previous prime is 122425399. The next prime is 122425427. The reversal of 122425424 is 424524221.

It is a junction number, because it is equal to n+sod(n) for n = 122425393 and 122425402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122425427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 347624 + ... + 347975.

It is an arithmetic number, because the mean of its divisors is an integer number (12938160).

Almost surely, 2^122425424 is an apocalyptic number.

It is an amenable number.

122425424 is an abundant number, since it is smaller than the sum of its proper divisors (136337776).

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

122425424 is a wasteful number, since it uses less digits than its factorization.

122425424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 695618 (or 695612 counting only the distinct ones).

The product of its digits is 5120, while the sum is 26.

The square root of 122425424 is about 11064.6022974167. The cubic root of 122425424 is about 496.5433907721.

Adding to 122425424 its reverse (424524221), we get a palindrome (546949645).

The spelling of 122425424 in words is "one hundred twenty-two million, four hundred twenty-five thousand, four hundred twenty-four".