52112442 has 8 divisors (see below), whose sum is σ = 104224896. Its totient is φ = 17370812.

The previous prime is 52112419. The next prime is 52112443. The reversal of 52112442 is 24421125.

52112442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

52112442 is an admirable number.

It is a super-2 number, since 2×52112442² = 5431413222406728, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52112443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4342698 + ... + 4342709.

It is an arithmetic number, because the mean of its divisors is an integer number (13028112).

Almost surely, 2^52112442 is an apocalyptic number.

52112442 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

52112442 is a wasteful number, since it uses less digits than its factorization.

52112442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8685412.

The product of its digits is 640, while the sum is 21.

The square root of 52112442 is about 7218.8947907557. The cubic root of 52112442 is about 373.5199547052.

Adding to 52112442 its reverse (24421125), we get a palindrome (76533567).

The spelling of 52112442 in words is "fifty-two million, one hundred twelve thousand, four hundred forty-two".