446394 has 32 divisors (see below), whose sum is σ = 987840. Its totient is φ = 133632.

The previous prime is 446389. The next prime is 446399. The reversal of 446394 is 493644.

It is an interprime number because it is at equal distance from previous prime (446389) and next prime (446399).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (446399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4554 + ... + 4650.

It is an arithmetic number, because the mean of its divisors is an integer number (30870).

2⁴⁴⁶³⁹⁴ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 446394, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (493920).

446394 is an abundant number, since it is smaller than the sum of its proper divisors (541446).

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

446394 is a wasteful number, since it uses less digits than its factorization.

446394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174.

The product of its digits is 10368, while the sum is 30.

The square root of 446394 is about 668.1272333920. The cubic root of 446394 is about 76.4257042792.

The spelling of 446394 in words is "four hundred forty-six thousand, three hundred ninety-four".