122059520 has 72 divisors (see below), whose sum is σ = 318986640. Its totient is φ = 44380160.

The previous prime is 122059513. The next prime is 122059523. The reversal of 122059520 is 25950221.

It is a self number, because there is not a number n which added to its sum of digits gives 122059520.

It is not an unprimeable number, because it can be changed into a prime (122059523) 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, 9746 + ... + 18414.

It is an arithmetic number, because the mean of its divisors is an integer number (4430370).

Almost surely, 2^122059520 is an apocalyptic number.

122059520 is a gapful number since it is divisible by the number (10) 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 122059520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159493320).

122059520 is an abundant number, since it is smaller than the sum of its proper divisors (196927120).

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

122059520 is an equidigital number, since it uses as much as digits as its factorization.

122059520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8701 (or 8687 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 122059520 is about 11048.0550324480. The cubic root of 122059520 is about 496.0482089805.

The spelling of 122059520 in words is "one hundred twenty-two million, fifty-nine thousand, five hundred twenty".