122173560 has 96 divisors (see below), whose sum is σ = 420441840. Its totient is φ = 30661632.

The previous prime is 122173559. The next prime is 122173609. The reversal of 122173560 is 65371221.

It is a happy number.

122173560 is a `hidden beast` number, since 12 + 21 + 73 + 560 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3862 + ... + 16101.

Almost surely, 2^122173560 is an apocalyptic number.

122173560 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 122173560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (210220920).

122173560 is an abundant number, since it is smaller than the sum of its proper divisors (298268280).

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

122173560 is a wasteful number, since it uses less digits than its factorization.

122173560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19997 (or 19990 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 122173560 is about 11053.2149169371. The cubic root of 122173560 is about 496.2026465569.

The spelling of 122173560 in words is "one hundred twenty-two million, one hundred seventy-three thousand, five hundred sixty".