394342 has 16 divisors (see below), whose sum is σ = 660240. Its totient is φ = 175392.

The previous prime is 394327. The next prime is 394357. The reversal of 394342 is 243493.

It is an interprime number because it is at equal distance from previous prime (394327) and next prime (394357).

It is a super-2 number, since 2×394342² = 311011225928, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 493 + ... + 1015.

It is an arithmetic number, because the mean of its divisors is an integer number (41265).

2³⁹⁴³⁴² is an apocalyptic number.

394342 is a deficient number, since it is larger than the sum of its proper divisors (265898).

394342 is a wasteful number, since it uses less digits than its factorization.

394342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 567.

The product of its digits is 2592, while the sum is 25.

The square root of 394342 is about 627.9665596192. The cubic root of 394342 is about 73.3315747971.

The spelling of 394342 in words is "three hundred ninety-four thousand, three hundred forty-two".