52161150 has 48 divisors (see below), whose sum is σ = 132384384. Its totient is φ = 13584480.

The previous prime is 52161121. The next prime is 52161167. The reversal of 52161150 is 5116125.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2407 + ... + 10493.

It is an arithmetic number, because the mean of its divisors is an integer number (2758008).

Almost surely, 2^52161150 is an apocalyptic number.

52161150 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 52161150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66192192).

52161150 is an abundant number, since it is smaller than the sum of its proper divisors (80223234).

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

52161150 is a wasteful number, since it uses less digits than its factorization.

52161150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8145 (or 8140 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 21.

The square root of 52161150 is about 7222.2676494298. The cubic root of 52161150 is about 373.6362912518.

Adding to 52161150 its reverse (5116125), we get a palindrome (57277275).

The spelling of 52161150 in words is "fifty-two million, one hundred sixty-one thousand, one hundred fifty".