423849228 has 48 divisors (see below), whose sum is σ = 1096596480. Its totient is φ = 126331200.

The previous prime is 423849203. The next prime is 423849229. The reversal of 423849228 is 822948324.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 423849228.

It is not an unprimeable number, because it can be changed into a prime (423849229) 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 15 ways as a sum of consecutive naturals, for example, 18268 + ... + 34371.

It is an arithmetic number, because the mean of its divisors is an integer number (22845760).

Almost surely, 2^423849228 is an apocalyptic number.

It is an amenable number.

423849228 is an abundant number, since it is smaller than the sum of its proper divisors (672747252).

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

423849228 is a wasteful number, since it uses less digits than its factorization.

423849228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52718 (or 52716 counting only the distinct ones).

The product of its digits is 221184, while the sum is 42.

The square root of 423849228 is about 20587.5988886514. The cubic root of 423849228 is about 751.1680926904.

The spelling of 423849228 in words is "four hundred twenty-three million, eight hundred forty-nine thousand, two hundred twenty-eight".