537569 has 2 divisors, whose sum is σ = 537570. Its totient is φ = 537568.

The previous prime is 537547. The next prime is 537583. The reversal of 537569 is 965735.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 506944 + 30625 = 712^2 + 175^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-537569 is a prime.

It is a super-2 number, since 2×537569² = 577960859522, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (537599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268784 + 268785.

It is an arithmetic number, because the mean of its divisors is an integer number (268785).

2⁵³⁷⁵⁶⁹ is an apocalyptic number.

It is an amenable number.

537569 is a deficient number, since it is larger than the sum of its proper divisors (1).

537569 is an equidigital number, since it uses as much as digits as its factorization.

537569 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28350, while the sum is 35.

The square root of 537569 is about 733.1909710301. The cubic root of 537569 is about 81.3101456041.

The spelling of 537569 in words is "five hundred thirty-seven thousand, five hundred sixty-nine".