52474422 has 64 divisors (see below), whose sum is σ = 140926464. Its totient is φ = 12579840.

The previous prime is 52474417. The next prime is 52474439. The reversal of 52474422 is 22447425.

It is a self number, because there is not a number n which added to its sum of digits gives 52474422.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1638 + ... + 10374.

It is an arithmetic number, because the mean of its divisors is an integer number (2201976).

Almost surely, 2^52474422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52474422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70463232).

52474422 is an abundant number, since it is smaller than the sum of its proper divisors (88452042).

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

52474422 is a wasteful number, since it uses less digits than its factorization.

52474422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8773.

The product of its digits is 17920, while the sum is 30.

The square root of 52474422 is about 7243.9231083716. The cubic root of 52474422 is about 374.3827998390.

It can be divided in two parts, 5247 and 4422, that added together give a palindrome (9669).

The spelling of 52474422 in words is "fifty-two million, four hundred seventy-four thousand, four hundred twenty-two".