543535434 has 60 divisors (see below), whose sum is σ = 1318881366. Its totient is φ = 167233248.

The previous prime is 543535427. The next prime is 543535463. The reversal of 543535434 is 434535345.

It can be written as a sum of positive squares in 3 ways, for example, as 174319209 + 369216225 = 13203^2 + 19215^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 17452 + ... + 37304.

Almost surely, 2^543535434 is an apocalyptic number.

543535434 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 543535434, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (659440683).

543535434 is an abundant number, since it is smaller than the sum of its proper divisors (775345932).

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

543535434 is a wasteful number, since it uses less digits than its factorization.

543535434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19893 (or 19871 counting only the distinct ones).

The product of its digits is 216000, while the sum is 36.

The square root of 543535434 is about 23313.8464007980. The cubic root of 543535434 is about 816.0985769750.

The spelling of 543535434 in words is "five hundred forty-three million, five hundred thirty-five thousand, four hundred thirty-four".