52543142 has 8 divisors (see below), whose sum is σ = 79991256. Its totient is φ = 25879392.

The previous prime is 52543121. The next prime is 52543159. The reversal of 52543142 is 24134525.

It is a happy number.

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, 195923 + ... + 196190.

It is an arithmetic number, because the mean of its divisors is an integer number (9998907).

Almost surely, 2^52543142 is an apocalyptic number.

52543142 is a deficient number, since it is larger than the sum of its proper divisors (27448114).

52543142 is a wasteful number, since it uses less digits than its factorization.

52543142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392182.

The product of its digits is 4800, while the sum is 26.

The square root of 52543142 is about 7248.6648425762. The cubic root of 52543142 is about 374.5461579242.

Adding to 52543142 its reverse (24134525), we get a palindrome (76677667).

The spelling of 52543142 in words is "fifty-two million, five hundred forty-three thousand, one hundred forty-two".