536989 has 2 divisors, whose sum is σ = 536990. Its totient is φ = 536988.

The previous prime is 536971. The next prime is 536999. The reversal of 536989 is 989635.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 311364 + 225625 = 558^2 + 475^2 .

It is a cyclic number.

It is not a de Polignac number, because 536989 - 2¹⁵ = 504221 is a prime.

It is a super-2 number, since 2×536989² = 576714372242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (536909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268494 + 268495.

It is an arithmetic number, because the mean of its divisors is an integer number (268495).

2⁵³⁶⁹⁸⁹ is an apocalyptic number.

It is an amenable number.

536989 is a deficient number, since it is larger than the sum of its proper divisors (1).

536989 is an equidigital number, since it uses as much as digits as its factorization.

536989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 58320, while the sum is 40.

The square root of 536989 is about 732.7953329546. The cubic root of 536989 is about 81.2808923948.

The spelling of 536989 in words is "five hundred thirty-six thousand, nine hundred eighty-nine".