394354 has 8 divisors (see below), whose sum is σ = 594540. Its totient is φ = 196176.

The previous prime is 394327. The next prime is 394357. The reversal of 394354 is 453493.

It can be written as a sum of positive squares in 2 ways, for example, as 393129 + 1225 = 627^2 + 35^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (394357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172 + ... + 904.

2³⁹⁴³⁵⁴ is an apocalyptic number.

394354 is a deficient number, since it is larger than the sum of its proper divisors (200186).

394354 is a wasteful number, since it uses less digits than its factorization.

394354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1004.

The product of its digits is 6480, while the sum is 28.

The square root of 394354 is about 627.9761141954. The cubic root of 394354 is about 73.3323186269.

The spelling of 394354 in words is "three hundred ninety-four thousand, three hundred fifty-four".