394899 has 8 divisors (see below), whose sum is σ = 530880. Its totient is φ = 261096.

The previous prime is 394897. The next prime is 394931. The reversal of 394899 is 998493.

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

It is not a de Polignac number, because 394899 - 2¹ = 394897 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 394899.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (394897) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57 + ... + 890.

It is an arithmetic number, because the mean of its divisors is an integer number (66360).

2³⁹⁴⁸⁹⁹ is an apocalyptic number.

394899 is a deficient number, since it is larger than the sum of its proper divisors (135981).

394899 is a wasteful number, since it uses less digits than its factorization.

394899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1089.

The product of its digits is 69984, while the sum is 42.

The square root of 394899 is about 628.4098980761. The cubic root of 394899 is about 73.3660850032.

The spelling of 394899 in words is "three hundred ninety-four thousand, eight hundred ninety-nine".