122539050 has 72 divisors (see below), whose sum is σ = 330666336. Its totient is φ = 32533920.

The previous prime is 122539049. The next prime is 122539051. The reversal of 122539050 is 50935221.

122539050 is a `hidden beast` number, since 1 + 225 + 390 + 50 = 666.

It is an interprime number because it is at equal distance from previous prime (122539049) and next prime (122539051).

It is a zygodrome in base 5.

It is not an unprimeable number, because it can be changed into a prime (122539051) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 137707 + ... + 138593.

It is an arithmetic number, because the mean of its divisors is an integer number (4592588).

Almost surely, 2^122539050 is an apocalyptic number.

122539050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 122539050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165333168).

122539050 is an abundant number, since it is smaller than the sum of its proper divisors (208127286).

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

122539050 is a wasteful number, since it uses less digits than its factorization.

122539050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1212 (or 1204 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 122539050 is about 11069.7357692042. The cubic root of 122539050 is about 496.6969612519.

The spelling of 122539050 in words is "one hundred twenty-two million, five hundred thirty-nine thousand, fifty".