52125822 has 64 divisors (see below), whose sum is σ = 135997440. Its totient is φ = 14486688.

The previous prime is 52125809. The next prime is 52125833. The reversal of 52125822 is 22852125.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12123 + ... + 15849.

It is an arithmetic number, because the mean of its divisors is an integer number (2124960).

Almost surely, 2^52125822 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52125822, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67998720).

52125822 is an abundant number, since it is smaller than the sum of its proper divisors (83871618).

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

52125822 is a wasteful number, since it uses less digits than its factorization.

52125822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3782 (or 3776 counting only the distinct ones).

The product of its digits is 3200, while the sum is 27.

The square root of 52125822 is about 7219.8214659367. The cubic root of 52125822 is about 373.5519193643.

Adding to 52125822 its reverse (22852125), we get a palindrome (74977947).

The spelling of 52125822 in words is "fifty-two million, one hundred twenty-five thousand, eight hundred twenty-two".