434521344 has 72 divisors (see below), whose sum is σ = 1161008352. Its totient is φ = 144271360.

The previous prime is 434521337. The next prime is 434521391. The reversal of 434521344 is 443125434.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 224059 + ... + 225989.

It is an arithmetic number, because the mean of its divisors is an integer number (16125116).

Almost surely, 2^434521344 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 434521344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (580504176).

434521344 is an abundant number, since it is smaller than the sum of its proper divisors (726487008).

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

434521344 is a wasteful number, since it uses less digits than its factorization.

434521344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2243 (or 2229 counting only the distinct ones).

The product of its digits is 23040, while the sum is 30.

The square root of 434521344 is about 20845.1755569484. The cubic root of 434521344 is about 757.4204698170.

Adding to 434521344 its reverse (443125434), we get a palindrome (877646778).

The spelling of 434521344 in words is "four hundred thirty-four million, five hundred twenty-one thousand, three hundred forty-four".