52808078 has 4 divisors (see below), whose sum is σ = 79212120. Its totient is φ = 26404038.

The previous prime is 52808057. The next prime is 52808089. The reversal of 52808078 is 87080825.

52808078 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

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 as a sum of consecutive naturals, namely, 13202018 + ... + 13202021.

It is an arithmetic number, because the mean of its divisors is an integer number (19803030).

Almost surely, 2^52808078 is an apocalyptic number.

52808078 is a deficient number, since it is larger than the sum of its proper divisors (26404042).

52808078 is a wasteful number, since it uses less digits than its factorization.

52808078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26404041.

The product of its (nonzero) digits is 35840, while the sum is 38.

The square root of 52808078 is about 7266.9166776563. The cubic root of 52808078 is about 375.1746220805.

The spelling of 52808078 in words is "fifty-two million, eight hundred eight thousand, seventy-eight".