446229396 has 72 divisors (see below), whose sum is σ = 1214000424. Its totient is φ = 137687040.

The previous prime is 446229349. The next prime is 446229401. The reversal of 446229396 is 693922644.

It can be written as a sum of positive squares in 4 ways, for example, as 93315600 + 352913796 = 9660^2 + 18786^2 .

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31356 + ... + 43308.

It is an arithmetic number, because the mean of its divisors is an integer number (16861117).

Almost surely, 2^446229396 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 446229396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (607000212).

446229396 is an abundant number, since it is smaller than the sum of its proper divisors (767771028).

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

446229396 is a wasteful number, since it uses less digits than its factorization.

446229396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12041 (or 12036 counting only the distinct ones).

The product of its digits is 559872, while the sum is 45.

The square root of 446229396 is about 21124.1424914717. The cubic root of 446229396 is about 764.1630934765.

The spelling of 446229396 in words is "four hundred forty-six million, two hundred twenty-nine thousand, three hundred ninety-six".