52136616 has 64 divisors (see below), whose sum is σ = 150796800. Its totient is φ = 14712768.

The previous prime is 52136599. The next prime is 52136629. The reversal of 52136616 is 61663125.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12075 + ... + 15813.

It is an arithmetic number, because the mean of its divisors is an integer number (2356200).

Almost surely, 2^52136616 is an apocalyptic number.

52136616 is a gapful number since it is divisible by the number (56) 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 52136616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75398400).

52136616 is an abundant number, since it is smaller than the sum of its proper divisors (98660184).

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

52136616 is a wasteful number, since it uses less digits than its factorization.

52136616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3838 (or 3834 counting only the distinct ones).

The product of its digits is 6480, while the sum is 30.

The square root of 52136616 is about 7220.5689526519. The cubic root of 52136616 is about 373.5777021144.

The spelling of 52136616 in words is "fifty-two million, one hundred thirty-six thousand, six hundred sixteen".