394064 has 20 divisors (see below), whose sum is σ = 833280. Its totient is φ = 179040.

The previous prime is 394063. The next prime is 394073. The reversal of 394064 is 460493.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 394064.

It is not an unprimeable number, because it can be changed into a prime (394063) 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, 944 + ... + 1295.

It is an arithmetic number, because the mean of its divisors is an integer number (41664).

2³⁹⁴⁰⁶⁴ is an apocalyptic number.

It is an amenable number.

394064 is an abundant number, since it is smaller than the sum of its proper divisors (439216).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

394064 is a wasteful number, since it uses less digits than its factorization.

394064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2258 (or 2252 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 394064 is about 627.7451712279. The cubic root of 394064 is about 73.3143385147.

It can be divided in two parts, 3940 and 64, that added together give a palindrome (4004).

The spelling of 394064 in words is "three hundred ninety-four thousand, sixty-four".