422122556 has 24 divisors (see below), whose sum is σ = 747054000. Its totient is φ = 208687104.

The previous prime is 422122553. The next prime is 422122559. The reversal of 422122556 is 655221224.

It is an interprime number because it is at equal distance from previous prime (422122553) and next prime (422122559).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422122553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 334655 + ... + 335913.

It is an arithmetic number, because the mean of its divisors is an integer number (31127250).

Almost surely, 2^422122556 is an apocalyptic number.

It is an amenable number.

422122556 is a deficient number, since it is larger than the sum of its proper divisors (324931444).

422122556 is a wasteful number, since it uses less digits than its factorization.

422122556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2141 (or 2139 counting only the distinct ones).

The product of its digits is 9600, while the sum is 29.

The square root of 422122556 is about 20545.6213339972. The cubic root of 422122556 is about 750.1466711667.

The spelling of 422122556 in words is "four hundred twenty-two million, one hundred twenty-two thousand, five hundred fifty-six".