52812142 has 8 divisors (see below), whose sum is σ = 80303616. Its totient is φ = 26044272.

The previous prime is 52812113. The next prime is 52812169. The reversal of 52812142 is 24121825.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 180718 + ... + 181009.

It is an arithmetic number, because the mean of its divisors is an integer number (10037952).

Almost surely, 2^52812142 is an apocalyptic number.

52812142 is a deficient number, since it is larger than the sum of its proper divisors (27491474).

52812142 is a wasteful number, since it uses less digits than its factorization.

52812142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361802.

The product of its digits is 1280, while the sum is 25.

The square root of 52812142 is about 7267.1962956838. The cubic root of 52812142 is about 375.1842460535.

Adding to 52812142 its reverse (24121825), we get a palindrome (76933967).

The spelling of 52812142 in words is "fifty-two million, eight hundred twelve thousand, one hundred forty-two".