434069928 has 112 divisors (see below), whose sum is σ = 1229231520. Its totient is φ = 143630496.

The previous prime is 434069921. The next prime is 434069981. The reversal of 434069928 is 829960434.

It is not an unprimeable number, because it can be changed into a prime (434069921) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 1533675 + ... + 1533957.

Almost surely, 2^434069928 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 434069928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (614615760).

434069928 is an abundant number, since it is smaller than the sum of its proper divisors (795161592).

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

434069928 is a wasteful number, since it uses less digits than its factorization.

434069928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570 (or 551 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The square root of 434069928 is about 20834.3449141076. The cubic root of 434069928 is about 757.1580890051.

The spelling of 434069928 in words is "four hundred thirty-four million, sixty-nine thousand, nine hundred twenty-eight".