52527478 has 8 divisors (see below), whose sum is σ = 80713080. Its totient is φ = 25623120.

The previous prime is 52527451. The next prime is 52527479. The reversal of 52527478 is 87472525.

It is a happy number.

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

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 52527478.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52527479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 320208 + ... + 320371.

It is an arithmetic number, because the mean of its divisors is an integer number (10089135).

Almost surely, 2^52527478 is an apocalyptic number.

52527478 is a deficient number, since it is larger than the sum of its proper divisors (28185602).

52527478 is a wasteful number, since it uses less digits than its factorization.

52527478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 640622.

The product of its digits is 156800, while the sum is 40.

The square root of 52527478 is about 7247.5842871953. The cubic root of 52527478 is about 374.5089347085.

The spelling of 52527478 in words is "fifty-two million, five hundred twenty-seven thousand, four hundred seventy-eight".