434321228 has 24 divisors (see below), whose sum is σ = 872800320. Its totient is φ = 187027920.

The previous prime is 434321227. The next prime is 434321257. The reversal of 434321228 is 822123434.

It is a super-3 number, since 3×434321228³ (a number of 27 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 434321228.

It is not an unprimeable number, because it can be changed into a prime (434321221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 258926 + ... + 260597.

It is an arithmetic number, because the mean of its divisors is an integer number (36366680).

Almost surely, 2^434321228 is an apocalyptic number.

It is an amenable number.

434321228 is an abundant number, since it is smaller than the sum of its proper divisors (438479092).

434321228 is a wasteful number, since it uses less digits than its factorization.

434321228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 519557 (or 519555 counting only the distinct ones).

The product of its digits is 9216, while the sum is 29.

The square root of 434321228 is about 20840.3749486424. The cubic root of 434321228 is about 757.3041769266.

The spelling of 434321228 in words is "four hundred thirty-four million, three hundred twenty-one thousand, two hundred twenty-eight".