446340 has 48 divisors (see below), whose sum is σ = 1286208. Its totient is φ = 115584.

The previous prime is 446333. The next prime is 446353. The reversal of 446340 is 43644.

It is an unprimeable number.

446340 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 15 ways as a sum of consecutive naturals, for example, 2494 + ... + 2666.

It is an arithmetic number, because the mean of its divisors is an integer number (26796).

2⁴⁴⁶³⁴⁰ 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 446340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (643104).

446340 is an abundant number, since it is smaller than the sum of its proper divisors (839868).

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

446340 is a wasteful number, since it uses less digits than its factorization.

446340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228 (or 226 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 446340 is about 668.0868207052. The cubic root of 446340 is about 76.4226224319.

Adding to 446340 its reverse (43644), we get a palindrome (489984).

The spelling of 446340 in words is "four hundred forty-six thousand, three hundred forty".