52307705 has 4 divisors (see below), whose sum is σ = 62769252. Its totient is φ = 41846160.

The previous prime is 52307693. The next prime is 52307707. The reversal of 52307705 is 50770325.

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

It can be written as a sum of positive squares in 2 ways, for example, as 36917776 + 15389929 = 6076^2 + 3923^2 .

It is not a de Polignac number, because 52307705 - 2⁶ = 52307641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52307707) 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, 5230766 + ... + 5230775.

It is an arithmetic number, because the mean of its divisors is an integer number (15692313).

Almost surely, 2^52307705 is an apocalyptic number.

It is an amenable number.

52307705 is a deficient number, since it is larger than the sum of its proper divisors (10461547).

52307705 is a wasteful number, since it uses less digits than its factorization.

52307705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10461546.

The product of its (nonzero) digits is 7350, while the sum is 29.

The square root of 52307705 is about 7232.4065842567. The cubic root of 52307705 is about 373.9858941175.

The spelling of 52307705 in words is "fifty-two million, three hundred seven thousand, seven hundred five".