52347712 has 14 divisors (see below), whose sum is σ = 103877618. Its totient is φ = 26173824.

The previous prime is 52347667. The next prime is 52347719. The reversal of 52347712 is 21774325.

It can be written as a sum of positive squares in only one way, i.e., 26378496 + 25969216 = 5136^2 + 5096^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52347719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 408903 + ... + 409030.

Almost surely, 2^52347712 is an apocalyptic number.

It is an amenable number.

52347712 is a deficient number, since it is larger than the sum of its proper divisors (51529906).

52347712 is an equidigital number, since it uses as much as digits as its factorization.

52347712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817945 (or 817935 counting only the distinct ones).

The product of its digits is 11760, while the sum is 31.

The square root of 52347712 is about 7235.1718707989. The cubic root of 52347712 is about 374.0812162169.

The spelling of 52347712 in words is "fifty-two million, three hundred forty-seven thousand, seven hundred twelve".