52726291 has 2 divisors, whose sum is σ = 52726292. Its totient is φ = 52726290.

The previous prime is 52726241. The next prime is 52726301. The reversal of 52726291 is 19262725.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52726291 is a prime.

It is not a weakly prime, because it can be changed into another prime (52726241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26363145 + 26363146.

It is an arithmetic number, because the mean of its divisors is an integer number (26363146).

Almost surely, 2^52726291 is an apocalyptic number.

52726291 is a deficient number, since it is larger than the sum of its proper divisors (1).

52726291 is an equidigital number, since it uses as much as digits as its factorization.

52726291 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15120, while the sum is 34.

The square root of 52726291 is about 7261.2871448525. The cubic root of 52726291 is about 374.9808369467.

The spelling of 52726291 in words is "fifty-two million, seven hundred twenty-six thousand, two hundred ninety-one".