53247833 has 2 divisors, whose sum is σ = 53247834. Its totient is φ = 53247832.

The previous prime is 53247811. The next prime is 53247839. The reversal of 53247833 is 33874235.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33605209 + 19642624 = 5797^2 + 4432^2 .

It is a cyclic number.

It is not a de Polignac number, because 53247833 - 2⁸ = 53247577 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 53247793 and 53247802.

It is not a weakly prime, because it can be changed into another prime (53247839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26623916 + 26623917.

It is an arithmetic number, because the mean of its divisors is an integer number (26623917).

Almost surely, 2^53247833 is an apocalyptic number.

It is an amenable number.

53247833 is a deficient number, since it is larger than the sum of its proper divisors (1).

53247833 is an equidigital number, since it uses as much as digits as its factorization.

53247833 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60480, while the sum is 35.

The square root of 53247833 is about 7297.1112777592. Note that the first 3 decimals coincide. The cubic root of 53247833 is about 376.2131567327.

The spelling of 53247833 in words is "fifty-three million, two hundred forty-seven thousand, eight hundred thirty-three".