732689 has 2 divisors, whose sum is σ = 732690. Its totient is φ = 732688.

The previous prime is 732673. The next prime is 732703. The reversal of 732689 is 986237.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 588289 + 144400 = 767^2 + 380^2 .

It is a cyclic number.

It is not a de Polignac number, because 732689 - 2⁴ = 732673 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (732889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 366344 + 366345.

It is an arithmetic number, because the mean of its divisors is an integer number (366345).

2⁷³²⁶⁸⁹ is an apocalyptic number.

It is an amenable number.

732689 is a deficient number, since it is larger than the sum of its proper divisors (1).

732689 is an equidigital number, since it uses as much as digits as its factorization.

732689 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18144, while the sum is 35.

The square root of 732689 is about 855.9725462887. The cubic root of 732689 is about 90.1515553450.

The spelling of 732689 in words is "seven hundred thirty-two thousand, six hundred eighty-nine".