793409 has 4 divisors (see below), whose sum is σ = 801216. Its totient is φ = 785604.

The previous prime is 793399. The next prime is 793439. The reversal of 793409 is 904397.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-793409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (793439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3749 + ... + 3954.

It is an arithmetic number, because the mean of its divisors is an integer number (200304).

2⁷⁹³⁴⁰⁹ is an apocalyptic number.

It is an amenable number.

793409 is a deficient number, since it is larger than the sum of its proper divisors (7807).

793409 is a wasteful number, since it uses less digits than its factorization.

793409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7806.

The product of its (nonzero) digits is 6804, while the sum is 32.

The square root of 793409 is about 890.7350896872. The cubic root of 793409 is about 92.5761340564.

The spelling of 793409 in words is "seven hundred ninety-three thousand, four hundred nine".