446422 has 4 divisors (see below), whose sum is σ = 669636. Its totient is φ = 223210.

The previous prime is 446417. The next prime is 446441. The reversal of 446422 is 224644.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 446393 and 446402.

It is a congruent number.

It is an unprimeable number.

446422 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 as a sum of consecutive naturals, namely, 111604 + ... + 111607.

It is an arithmetic number, because the mean of its divisors is an integer number (167409).

2⁴⁴⁶⁴²² is an apocalyptic number.

446422 is a deficient number, since it is larger than the sum of its proper divisors (223214).

446422 is a wasteful number, since it uses less digits than its factorization.

446422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223213.

The product of its digits is 1536, while the sum is 22.

The square root of 446422 is about 668.1481871561. The cubic root of 446422 is about 76.4273021762.

It can be divided in two parts, 44642 and 2, that added together give a palindrome (44644).

The spelling of 446422 in words is "four hundred forty-six thousand, four hundred twenty-two".