946347228 has 72 divisors (see below), whose sum is σ = 2551584672. Its totient is φ = 294700032.

The previous prime is 946347223. The next prime is 946347239. The reversal of 946347228 is 822743649.

946347228 is a `hidden beast` number, since 9 + 4 + 634 + 7 + 2 + 2 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (946347223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 78201 + ... + 89487.

It is an arithmetic number, because the mean of its divisors is an integer number (35438676).

Almost surely, 2^946347228 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 946347228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1275792336).

946347228 is an abundant number, since it is smaller than the sum of its proper divisors (1605237444).

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

946347228 is a wasteful number, since it uses less digits than its factorization.

946347228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11451 (or 11446 counting only the distinct ones).

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

The square root of 946347228 is about 30762.7571586163. The cubic root of 946347228 is about 981.7860072977.

The spelling of 946347228 in words is "nine hundred forty-six million, three hundred forty-seven thousand, two hundred twenty-eight".