534646434 has 64 divisors (see below), whose sum is σ = 1316367360. Its totient is φ = 141341760.

The previous prime is 534646423. The next prime is 534646439. The reversal of 534646434 is 434646435.

It is a junction number, because it is equal to n+sod(n) for n = 534646392 and 534646401.

It is not an unprimeable number, because it can be changed into a prime (534646439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26524 + ... + 42104.

It is an arithmetic number, because the mean of its divisors is an integer number (20568240).

Almost surely, 2^534646434 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 534646434, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (658183680).

534646434 is an abundant number, since it is smaller than the sum of its proper divisors (781720926).

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

534646434 is a wasteful number, since it uses less digits than its factorization.

534646434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15655.

The product of its digits is 414720, while the sum is 39.

The square root of 534646434 is about 23122.4227536822. The cubic root of 534646434 is about 811.6252659086.

Subtracting from 534646434 its reverse (434646435), we obtain a palindrome (99999999).

The spelling of 534646434 in words is "five hundred thirty-four million, six hundred forty-six thousand, four hundred thirty-four".