394049 has 2 divisors, whose sum is σ = 394050. Its totient is φ = 394048.

The previous prime is 394039. The next prime is 394063. The reversal of 394049 is 940493.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 368449 + 25600 = 607^2 + 160^2 .

It is a cyclic number.

It is not a de Polignac number, because 394049 - 2¹² = 389953 is a prime.

It is a super-2 number, since 2×394049² = 310549228802, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (394019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197024 + 197025.

It is an arithmetic number, because the mean of its divisors is an integer number (197025).

2³⁹⁴⁰⁴⁹ is an apocalyptic number.

It is an amenable number.

394049 is a deficient number, since it is larger than the sum of its proper divisors (1).

394049 is an equidigital number, since it uses as much as digits as its factorization.

394049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 394049 is about 627.7332235910. The cubic root of 394049 is about 73.3134082690.

The spelling of 394049 in words is "three hundred ninety-four thousand, forty-nine".