394829 has 2 divisors, whose sum is σ = 394830. Its totient is φ = 394828.

The previous prime is 394819. The next prime is 394837. The reversal of 394829 is 928493.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 354025 + 40804 = 595^2 + 202^2 .

It is a cyclic number.

It is not a de Polignac number, because 394829 - 2⁴ = 394813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (394819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197414 + 197415.

It is an arithmetic number, because the mean of its divisors is an integer number (197415).

2³⁹⁴⁸²⁹ is an apocalyptic number.

It is an amenable number.

394829 is a deficient number, since it is larger than the sum of its proper divisors (1).

394829 is an equidigital number, since it uses as much as digits as its factorization.

394829 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552, while the sum is 35.

The square root of 394829 is about 628.3541994767. The cubic root of 394829 is about 73.3617497770.

The spelling of 394829 in words is "three hundred ninety-four thousand, eight hundred twenty-nine".