424302228 has 72 divisors (see below), whose sum is σ = 1232067200. Its totient is φ = 120605760.

The previous prime is 424302227. The next prime is 424302251. The reversal of 424302228 is 822203424.

424302228 is a `hidden beast` number, since 4 + 2 + 430 + 2 + 228 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424302227) by changing a digit.

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 in 23 ways as a sum of consecutive naturals, for example, 45918 + ... + 54378.

Almost surely, 2^424302228 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 424302228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (616033600).

424302228 is an abundant number, since it is smaller than the sum of its proper divisors (807764972).

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

424302228 is a wasteful number, since it uses less digits than its factorization.

424302228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8677 (or 8672 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

The square root of 424302228 is about 20598.5977192623. The cubic root of 424302228 is about 751.4356076210.

The spelling of 424302228 in words is "four hundred twenty-four million, three hundred two thousand, two hundred twenty-eight".