406793 has 4 divisors (see below), whose sum is σ = 430740. Its totient is φ = 382848.

The previous prime is 406789. The next prime is 406807. The reversal of 406793 is 397604.

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 299209 + 107584 = 547^2 + 328^2 .

It is a cyclic number.

It is not a de Polignac number, because 406793 - 2² = 406789 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (406093) 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, 11948 + ... + 11981.

It is an arithmetic number, because the mean of its divisors is an integer number (107685).

2⁴⁰⁶⁷⁹³ is an apocalyptic number.

It is an amenable number.

406793 is a deficient number, since it is larger than the sum of its proper divisors (23947).

406793 is a wasteful number, since it uses less digits than its factorization.

406793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23946.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 406793 is about 637.8032612021. The cubic root of 406793 is about 74.0953846679.

The spelling of 406793 in words is "four hundred six thousand, seven hundred ninety-three".