394463 has 4 divisors (see below), whose sum is σ = 395808. Its totient is φ = 393120.

The previous prime is 394453. The next prime is 394481. The reversal of 394463 is 364493.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 364493 = 389 ⋅937.

It is a cyclic number.

It is not a de Polignac number, because 394463 - 2¹² = 390367 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 (394453) 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, 23 + ... + 888.

It is an arithmetic number, because the mean of its divisors is an integer number (98952).

2³⁹⁴⁴⁶³ is an apocalyptic number.

394463 is a deficient number, since it is larger than the sum of its proper divisors (1345).

394463 is an equidigital number, since it uses as much as digits as its factorization.

394463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1344.

The product of its digits is 7776, while the sum is 29.

The square root of 394463 is about 628.0628949397. The cubic root of 394463 is about 73.3390743898.

The spelling of 394463 in words is "three hundred ninety-four thousand, four hundred sixty-three".