434340500 has 96 divisors (see below), whose sum is σ = 1043497728. Its totient is φ = 156624000.

The previous prime is 434340493. The next prime is 434340503. The reversal of 434340500 is 5043434.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434340503) 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 31 ways as a sum of consecutive naturals, for example, 863249 + ... + 863751.

It is an arithmetic number, because the mean of its divisors is an integer number (10869768).

Almost surely, 2^434340500 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 434340500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (521748864).

434340500 is an abundant number, since it is smaller than the sum of its proper divisors (609157228).

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

434340500 is a wasteful number, since it uses less digits than its factorization.

434340500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 690 (or 678 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 434340500 is about 20840.8373152328. The cubic root of 434340500 is about 757.3153779680.

Adding to 434340500 its reverse (5043434), we get a palindrome (439383934).

The spelling of 434340500 in words is "four hundred thirty-four million, three hundred forty thousand, five hundred".