394711 has 4 divisors (see below), whose sum is σ = 400192. Its totient is φ = 389232.

The previous prime is 394699. The next prime is 394717. The reversal of 394711 is 117493.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 117493 = 293 ⋅401.

It is a cyclic number.

It is not a de Polignac number, because 394711 - 2¹¹ = 392663 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 (394717) 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, 2631 + ... + 2776.

It is an arithmetic number, because the mean of its divisors is an integer number (100048).

2³⁹⁴⁷¹¹ is an apocalyptic number.

394711 is a deficient number, since it is larger than the sum of its proper divisors (5481).

394711 is an equidigital number, since it uses as much as digits as its factorization.

394711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5480.

The product of its digits is 756, while the sum is 25.

The square root of 394711 is about 628.2602963740. The cubic root of 394711 is about 73.3544406643.

The spelling of 394711 in words is "three hundred ninety-four thousand, seven hundred eleven".