52347261 has 16 divisors (see below), whose sum is σ = 74009600. Its totient is φ = 32818608.

The previous prime is 52347259. The next prime is 52347263. The reversal of 52347261 is 16274325.

It is an interprime number because it is at equal distance from previous prime (52347259) and next prime (52347263).

It is not a de Polignac number, because 52347261 - 2¹ = 52347259 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52347263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4620 + ... + 11226.

It is an arithmetic number, because the mean of its divisors is an integer number (4625600).

Almost surely, 2^52347261 is an apocalyptic number.

It is an amenable number.

52347261 is a deficient number, since it is larger than the sum of its proper divisors (21662339).

52347261 is a wasteful number, since it uses less digits than its factorization.

52347261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6768.

The product of its digits is 10080, while the sum is 30.

The square root of 52347261 is about 7235.1407035385. The cubic root of 52347261 is about 374.0801419190.

The spelling of 52347261 in words is "fifty-two million, three hundred forty-seven thousand, two hundred sixty-one".