268073537 has 2 divisors, whose sum is σ = 268073538. Its totient is φ = 268073536.

The previous prime is 268073501. The next prime is 268073551. The reversal of 268073537 is 735370862.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 210859441 + 57214096 = 14521^2 + 7564^2 .

It is a cyclic number.

It is not a de Polignac number, because 268073537 - 2¹⁰ = 268072513 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 268073494 and 268073503.

It is not a weakly prime, because it can be changed into another prime (268073237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134036768 + 134036769.

It is an arithmetic number, because the mean of its divisors is an integer number (134036769).

Almost surely, 2^268073537 is an apocalyptic number.

It is an amenable number.

268073537 is a deficient number, since it is larger than the sum of its proper divisors (1).

268073537 is an equidigital number, since it uses as much as digits as its factorization.

268073537 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 211680, while the sum is 41.

The square root of 268073537 is about 16372.9513833029. The cubic root of 268073537 is about 644.7895369261.

The spelling of 268073537 in words is "two hundred sixty-eight million, seventy-three thousand, five hundred thirty-seven".