52272917 has 2 divisors, whose sum is σ = 52272918. Its totient is φ = 52272916.

The previous prime is 52272881. The next prime is 52272923. The reversal of 52272917 is 71927225.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43546801 + 8726116 = 6599^2 + 2954^2 .

It is a cyclic number.

It is not a de Polignac number, because 52272917 - 2¹⁶ = 52207381 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52272967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26136458 + 26136459.

It is an arithmetic number, because the mean of its divisors is an integer number (26136459).

Almost surely, 2^52272917 is an apocalyptic number.

It is an amenable number.

52272917 is a deficient number, since it is larger than the sum of its proper divisors (1).

52272917 is an equidigital number, since it uses as much as digits as its factorization.

52272917 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17640, while the sum is 35.

The square root of 52272917 is about 7230.0011756569. The cubic root of 52272917 is about 373.9029674782.

The spelling of 52272917 in words is "fifty-two million, two hundred seventy-two thousand, nine hundred seventeen".