52200142 has 4 divisors (see below), whose sum is σ = 78300216. Its totient is φ = 26100070.

The previous prime is 52200121. The next prime is 52200143. The reversal of 52200142 is 24100225.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52200143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13050034 + ... + 13050037.

It is an arithmetic number, because the mean of its divisors is an integer number (19575054).

Almost surely, 2^52200142 is an apocalyptic number.

52200142 is a deficient number, since it is larger than the sum of its proper divisors (26100074).

52200142 is a wasteful number, since it uses less digits than its factorization.

52200142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26100073.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 52200142 is about 7224.9665743171. The cubic root of 52200142 is about 373.7293694499.

Adding to 52200142 its reverse (24100225), we get a palindrome (76300367).

The spelling of 52200142 in words is "fifty-two million, two hundred thousand, one hundred forty-two".