733009 has 2 divisors, whose sum is σ = 733010.
Its totient is φ = 733008.
The previous prime is 733003. The next prime is 733067. The reversal of 733009 is 900337.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 608400 + 124609 = 780^2 + 353^2
It is a cyclic number.
It is not a de Polignac number, because 733009 - 29 = 732497 is a prime.
733009 is a lucky number.
It is not a weakly prime, because it can be changed into another prime (733003) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 366504 + 366505.
It is an arithmetic number, because the mean of its divisors is an integer number (366505).
2733009 is an apocalyptic number.
It is an amenable number.
733009 is a deficient number, since it is larger than the sum of its proper divisors (1).
733009 is an equidigital number, since it uses as much as digits as its factorization.
733009 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 567, while the sum is 22.
The square root of 733009 is about 856.1594477666.
The cubic root of 733009 is about 90.1646779199.
The spelling of 733009 in words is "seven hundred thirty-three thousand, nine".