52685071 has 4 divisors (see below), whose sum is σ = 52702200. Its totient is φ = 52667944.

The previous prime is 52685069. The next prime is 52685137. The reversal of 52685071 is 17058625.

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

It is a cyclic number.

It is not a de Polignac number, because 52685071 - 2¹ = 52685069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52685471) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2536 + ... + 10573.

It is an arithmetic number, because the mean of its divisors is an integer number (13175550).

Almost surely, 2^52685071 is an apocalyptic number.

52685071 is a deficient number, since it is larger than the sum of its proper divisors (17129).

52685071 is a wasteful number, since it uses less digits than its factorization.

52685071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17128.

The product of its (nonzero) digits is 16800, while the sum is 34.

The square root of 52685071 is about 7258.4482501427. The cubic root of 52685071 is about 374.8830948182.

The spelling of 52685071 in words is "fifty-two million, six hundred eighty-five thousand, seventy-one".