496409 has 8 divisors (see below), whose sum is σ = 525312. Its totient is φ = 468160.

The previous prime is 496399. The next prime is 496427. The reversal of 496409 is 904694.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 496409 - 2¹⁶ = 430873 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (496439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2504 + ... + 2694.

It is an arithmetic number, because the mean of its divisors is an integer number (65664).

2⁴⁹⁶⁴⁰⁹ is an apocalyptic number.

It is an amenable number.

496409 is a deficient number, since it is larger than the sum of its proper divisors (28903).

496409 is a wasteful number, since it uses less digits than its factorization.

496409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 496409 is about 704.5629851191. The cubic root of 496409 is about 79.1795839802.

The spelling of 496409 in words is "four hundred ninety-six thousand, four hundred nine".