534113728 has 56 divisors (see below), whose sum is σ = 1109715840. Its totient is φ = 254580480.

The previous prime is 534113717. The next prime is 534113729. The reversal of 534113728 is 827311435.

It is a junction number, because it is equal to n+sod(n) for n = 534113693 and 534113702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (534113729) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 722383 + ... + 723121.

Almost surely, 2^534113728 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 534113728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (554857920).

534113728 is an abundant number, since it is smaller than the sum of its proper divisors (575602112).

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

534113728 is a wasteful number, since it uses less digits than its factorization.

534113728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1265 (or 1255 counting only the distinct ones).

The product of its digits is 20160, while the sum is 34.

The square root of 534113728 is about 23110.9006315202. The cubic root of 534113728 is about 811.3556164748.

The spelling of 534113728 in words is "five hundred thirty-four million, one hundred thirteen thousand, seven hundred twenty-eight".