394650 has 36 divisors (see below), whose sum is σ = 1061502. Its totient is φ = 105120.

The previous prime is 394643. The next prime is 394673. The reversal of 394650 is 56493.

It is a happy number.

394650 is a `hidden beast` number, since 3 + 9 + 4 + 650 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 349281 + 45369 = 591^2 + 213^2 .

It is an unprimeable number.

394650 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 12 + ... + 888.

2³⁹⁴⁶⁵⁰ is an apocalyptic number.

394650 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 394650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (530751).

394650 is an abundant number, since it is smaller than the sum of its proper divisors (666852).

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

394650 is a wasteful number, since it uses less digits than its factorization.

394650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 895 (or 887 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 394650 is about 628.2117477412. The cubic root of 394650 is about 73.3506616535.

The spelling of 394650 in words is "three hundred ninety-four thousand, six hundred fifty".