534240256 has 88 divisors (see below), whose sum is σ = 1193220864. Its totient is φ = 236974080.

The previous prime is 534240253. The next prime is 534240263. The reversal of 534240256 is 652042435.

It is a tau number, because it is divible by the number of its divisors (88).

It is a super-2 number, since 2×534240256² = 570825302261891072, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (534240253) 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, 483801 + ... + 484903.

It is an arithmetic number, because the mean of its divisors is an integer number (13559328).

Almost surely, 2^534240256 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 534240256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (596610432).

534240256 is an abundant number, since it is smaller than the sum of its proper divisors (658980608).

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

534240256 is a wasteful number, since it uses less digits than its factorization.

534240256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1177 (or 1159 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 31.

The square root of 534240256 is about 23113.6378789666. The cubic root of 534240256 is about 811.4196796713.

The spelling of 534240256 in words is "five hundred thirty-four million, two hundred forty thousand, two hundred fifty-six".