122269056 has 128 divisors (see below), whose sum is σ = 399840000. Its totient is φ = 32237568.

The previous prime is 122269033. The next prime is 122269057. The reversal of 122269056 is 650962221.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×122269056² = 29899444110262272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122269057) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33195 + ... + 36693.

It is an arithmetic number, because the mean of its divisors is an integer number (3123750).

Almost surely, 2^122269056 is an apocalyptic number.

122269056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122269056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (199920000).

122269056 is an abundant number, since it is smaller than the sum of its proper divisors (277570944).

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

122269056 is a wasteful number, since it uses less digits than its factorization.

122269056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3536 (or 3524 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 122269056 is about 11057.5339022768. The cubic root of 122269056 is about 496.3318971824.

The spelling of 122269056 in words is "one hundred twenty-two million, two hundred sixty-nine thousand, fifty-six".