65266237 has 2 divisors, whose sum is σ = 65266238. Its totient is φ = 65266236.

The previous prime is 65266207. The next prime is 65266291. The reversal of 65266237 is 73266256.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32878756 + 32387481 = 5734^2 + 5691^2 .

It is a cyclic number.

It is not a de Polignac number, because 65266237 - 2⁷ = 65266109 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 65266196 and 65266205.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65266207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32633118 + 32633119.

It is an arithmetic number, because the mean of its divisors is an integer number (32633119).

Almost surely, 2^65266237 is an apocalyptic number.

It is an amenable number.

65266237 is a deficient number, since it is larger than the sum of its proper divisors (1).

65266237 is an equidigital number, since it uses as much as digits as its factorization.

65266237 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90720, while the sum is 37.

The square root of 65266237 is about 8078.7521932536. The cubic root of 65266237 is about 402.6207849636.

The spelling of 65266237 in words is "sixty-five million, two hundred sixty-six thousand, two hundred thirty-seven".