424732434 has 64 divisors (see below), whose sum is σ = 1013990400. Its totient is φ = 116036928.

The previous prime is 424732417. The next prime is 424732459. The reversal of 424732434 is 434237424.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 424732395 and 424732404.

It is an unprimeable number.

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, 128697 + ... + 131955.

It is an arithmetic number, because the mean of its divisors is an integer number (15843600).

Almost surely, 2^424732434 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 424732434, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (506995200).

424732434 is an abundant number, since it is smaller than the sum of its proper divisors (589257966).

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

424732434 is a wasteful number, since it uses less digits than its factorization.

424732434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3407.

The product of its digits is 64512, while the sum is 33.

The square root of 424732434 is about 20609.0376776792. The cubic root of 424732434 is about 751.6894855493.

Adding to 424732434 its reverse (434237424), we get a palindrome (858969858).

The spelling of 424732434 in words is "four hundred twenty-four million, seven hundred thirty-two thousand, four hundred thirty-four".