52680785 has 16 divisors (see below), whose sum is σ = 65361216. Its totient is φ = 40730688.

The previous prime is 52680779. The next prime is 52680799. The reversal of 52680785 is 58708625.

It is a cyclic number.

It is not a de Polignac number, because 52680785 - 2⁴ = 52680769 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29282 + ... + 31028.

It is an arithmetic number, because the mean of its divisors is an integer number (4085076).

Almost surely, 2^52680785 is an apocalyptic number.

It is an amenable number.

52680785 is a deficient number, since it is larger than the sum of its proper divisors (12680431).

52680785 is a wasteful number, since it uses less digits than its factorization.

52680785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1952.

The product of its (nonzero) digits is 134400, while the sum is 41.

The square root of 52680785 is about 7258.1530019696. The cubic root of 52680785 is about 374.8729287978.

The spelling of 52680785 in words is "fifty-two million, six hundred eighty thousand, seven hundred eighty-five".