52347129 has 8 divisors (see below), whose sum is σ = 69909312. Its totient is φ = 34841520.

The previous prime is 52347121. The next prime is 52347181. The reversal of 52347129 is 92174325.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 52347129 - 2³ = 52347121 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 52347129.

It is not an unprimeable number, because it can be changed into a prime (52347121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11934 + ... + 15719.

It is an arithmetic number, because the mean of its divisors is an integer number (8738664).

Almost surely, 2^52347129 is an apocalyptic number.

It is an amenable number.

52347129 is a deficient number, since it is larger than the sum of its proper divisors (17562183).

52347129 is a wasteful number, since it uses less digits than its factorization.

52347129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28287.

The product of its digits is 15120, while the sum is 33.

The square root of 52347129 is about 7235.1315813881. The cubic root of 52347129 is about 374.0798274892.

The spelling of 52347129 in words is "fifty-two million, three hundred forty-seven thousand, one hundred twenty-nine".