123255422 has 16 divisors (see below), whose sum is σ = 188898480. Its totient is φ = 60295872.

The previous prime is 123255409. The next prime is 123255427. The reversal of 123255422 is 224552321.

It is a junction number, because it is equal to n+sod(n) for n = 123255391 and 123255400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123255427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41933 + ... + 44775.

It is an arithmetic number, because the mean of its divisors is an integer number (11806155).

Almost surely, 2^123255422 is an apocalyptic number.

123255422 is a deficient number, since it is larger than the sum of its proper divisors (65643058).

123255422 is a wasteful number, since it uses less digits than its factorization.

123255422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3307.

The product of its digits is 4800, while the sum is 26.

The square root of 123255422 is about 11102.0458475004. The cubic root of 123255422 is about 497.6629897850.

The spelling of 123255422 in words is "one hundred twenty-three million, two hundred fifty-five thousand, four hundred twenty-two".