52487146 has 8 divisors (see below), whose sum is σ = 79809444. Its totient is φ = 25884000.

The previous prime is 52487117. The next prime is 52487153. The reversal of 52487146 is 64178425.

52487146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 47817225 + 4669921 = 6915^2 + 2161^2 .

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

It is an unprimeable number.

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, 179605 + ... + 179896.

Almost surely, 2^52487146 is an apocalyptic number.

52487146 is a deficient number, since it is larger than the sum of its proper divisors (27322298).

52487146 is a wasteful number, since it uses less digits than its factorization.

52487146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359576.

The product of its digits is 53760, while the sum is 37.

The square root of 52487146 is about 7244.8013085246. The cubic root of 52487146 is about 374.4130575124.

The spelling of 52487146 in words is "fifty-two million, four hundred eighty-seven thousand, one hundred forty-six".