52486142 has 4 divisors (see below), whose sum is σ = 78729216. Its totient is φ = 26243070.

The previous prime is 52486141. The next prime is 52486153. The reversal of 52486142 is 24168425.

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

It is a junction number, because it is equal to n+sod(n) for n = 52486099 and 52486108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52486141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13121534 + ... + 13121537.

It is an arithmetic number, because the mean of its divisors is an integer number (19682304).

Almost surely, 2^52486142 is an apocalyptic number.

52486142 is a deficient number, since it is larger than the sum of its proper divisors (26243074).

52486142 is a wasteful number, since it uses less digits than its factorization.

52486142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26243073.

The product of its digits is 15360, while the sum is 32.

The square root of 52486142 is about 7244.7320171280. The cubic root of 52486142 is about 374.4106701780.

The spelling of 52486142 in words is "fifty-two million, four hundred eighty-six thousand, one hundred forty-two".