52136722 has 96 divisors (see below), whose sum is σ = 103420800. Its totient is φ = 19514880.

The previous prime is 52136701. The next prime is 52136729. The reversal of 52136722 is 22763125.

Its product of digits (5040) is a multiple of the sum of its prime factors (112).

It is not an unprimeable number, because it can be changed into a prime (52136729) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1797804 + ... + 1797832.

It is an arithmetic number, because the mean of its divisors is an integer number (1077300).

Almost surely, 2^52136722 is an apocalyptic number.

52136722 is a deficient number, since it is larger than the sum of its proper divisors (51284078).

52136722 is a wasteful number, since it uses less digits than its factorization.

52136722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112 (or 101 counting only the distinct ones).

The product of its digits is 5040, while the sum is 28.

The square root of 52136722 is about 7220.5762927899. The cubic root of 52136722 is about 373.5779552904.

Adding to 52136722 its reverse (22763125), we get a palindrome (74899847).

It can be divided in two parts, 5213 and 6722, that added together give a triangular number (11935 = T₁₅₄).

The spelling of 52136722 in words is "fifty-two million, one hundred thirty-six thousand, seven hundred twenty-two".