52785823 has 2 divisors, whose sum is σ = 52785824. Its totient is φ = 52785822.

The previous prime is 52785797. The next prime is 52785869. The reversal of 52785823 is 32858725.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52785823 - 2⁹ = 52785311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52785223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26392911 + 26392912.

It is an arithmetic number, because the mean of its divisors is an integer number (26392912).

Almost surely, 2^52785823 is an apocalyptic number.

52785823 is a deficient number, since it is larger than the sum of its proper divisors (1).

52785823 is an equidigital number, since it uses as much as digits as its factorization.

52785823 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 134400, while the sum is 40.

The square root of 52785823 is about 7265.3852616362. The cubic root of 52785823 is about 375.1219111776.

The spelling of 52785823 in words is "fifty-two million, seven hundred eighty-five thousand, eight hundred twenty-three".