52142534 has 8 divisors (see below), whose sum is σ = 78400848. Its totient is φ = 26008920.

The previous prime is 52142533. The next prime is 52142543. The reversal of 52142534 is 43524125.

It is a happy number.

52142534 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.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52142533) 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, 30122 + ... + 31805.

It is an arithmetic number, because the mean of its divisors is an integer number (9800106).

Almost surely, 2^52142534 is an apocalyptic number.

52142534 is a deficient number, since it is larger than the sum of its proper divisors (26258314).

52142534 is a wasteful number, since it uses less digits than its factorization.

52142534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62350.

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

The square root of 52142534 is about 7220.9787425251. The cubic root of 52142534 is about 373.5918364495.

Adding to 52142534 its reverse (43524125), we get a palindrome (95666659).

The spelling of 52142534 in words is "fifty-two million, one hundred forty-two thousand, five hundred thirty-four".