409535 has 8 divisors (see below), whose sum is σ = 561696. Its totient is φ = 280800.

The previous prime is 409529. The next prime is 409543. The reversal of 409535 is 535904.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 409535 - 2⁶ = 409471 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5816 + ... + 5885.

It is an arithmetic number, because the mean of its divisors is an integer number (70212).

2⁴⁰⁹⁵³⁵ is an apocalyptic number.

409535 is a deficient number, since it is larger than the sum of its proper divisors (152161).

409535 is a wasteful number, since it uses less digits than its factorization.

409535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11713.

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 409535 is about 639.9492167352. The cubic root of 409535 is about 74.2614927019.

The spelling of 409535 in words is "four hundred nine thousand, five hundred thirty-five".