394900 has 36 divisors (see below), whose sum is σ = 937440. Its totient is φ = 143200.

The previous prime is 394897. The next prime is 394931. The reversal of 394900 is 9493.

It is a Harshad number since it is a multiple of its sum of digits (25).

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 11 ways as a sum of consecutive naturals, for example, 921 + ... + 1279.

It is an arithmetic number, because the mean of its divisors is an integer number (26040).

2³⁹⁴⁹⁰⁰ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 394900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (468720).

394900 is an abundant number, since it is smaller than the sum of its proper divisors (542540).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

394900 is a wasteful number, since it uses less digits than its factorization.

394900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384 (or 377 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 25.

The square root of 394900 is about 628.4106937346. The cubic root of 394900 is about 73.3661469313.

The spelling of 394900 in words is "three hundred ninety-four thousand, nine hundred".