446973228 has 126 divisors (see below), whose sum is σ = 1271320764. Its totient is φ = 137378592.

The previous prime is 446973227. The next prime is 446973229. The reversal of 446973228 is 822379644.

It is an interprime number because it is at equal distance from previous prime (446973227) and next prime (446973229).

It is not an unprimeable number, because it can be changed into a prime (446973223) by changing a digit.

It is a polite number, since it can be written in 41 ways as a sum of consecutive naturals, for example, 492351 + ... + 493257.

Almost surely, 2^446973228 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 446973228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (635660382).

446973228 is an abundant number, since it is smaller than the sum of its proper divisors (824347536).

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

446973228 is a wasteful number, since it uses less digits than its factorization.

446973228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 955 (or 925 counting only the distinct ones).

The product of its digits is 580608, while the sum is 45.

The square root of 446973228 is about 21141.7413663113. The cubic root of 446973228 is about 764.5874592305.

The spelling of 446973228 in words is "four hundred forty-six million, nine hundred seventy-three thousand, two hundred twenty-eight".