409133 has 4 divisors (see below), whose sum is σ = 413820. Its totient is φ = 404448.

The previous prime is 409121. The next prime is 409153. The reversal of 409133 is 331904.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 51529 + 357604 = 227^2 + 598^2 .

It is a cyclic number.

It is not a de Polignac number, because 409133 - 2⁶ = 409069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (409153) 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 in 3 ways as a sum of consecutive naturals, for example, 2210 + ... + 2387.

It is an arithmetic number, because the mean of its divisors is an integer number (103455).

2⁴⁰⁹¹³³ is an apocalyptic number.

It is an amenable number.

409133 is a deficient number, since it is larger than the sum of its proper divisors (4687).

409133 is an equidigital number, since it uses as much as digits as its factorization.

409133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4686.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 409133 is about 639.6350521977. The cubic root of 409133 is about 74.2371863599.

The spelling of 409133 in words is "four hundred nine thousand, one hundred thirty-three".