394461 has 12 divisors (see below), whose sum is σ = 584220. Its totient is φ = 256320.

The previous prime is 394453. The next prime is 394481. The reversal of 394461 is 164493.

It can be written as a sum of positive squares in 2 ways, for example, as 86436 + 308025 = 294^2 + 555^2 .

It is not a de Polignac number, because 394461 - 2³ = 394453 is a prime.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (394411) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 166 + ... + 903.

It is an arithmetic number, because the mean of its divisors is an integer number (48685).

2³⁹⁴⁴⁶¹ is an apocalyptic number.

It is an amenable number.

394461 is a deficient number, since it is larger than the sum of its proper divisors (189759).

394461 is a wasteful number, since it uses less digits than its factorization.

394461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1116 (or 1113 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 394461 is about 628.0613027404. The cubic root of 394461 is about 73.3389504421.

It can be divided in two parts, 3944 and 61, that added together give a triangular number (4005 = T₈₉).

The spelling of 394461 in words is "three hundred ninety-four thousand, four hundred sixty-one".