534221040 has 160 divisors (see below), whose sum is σ = 1700891136. Its totient is φ = 138664960.

The previous prime is 534221033. The next prime is 534221041. The reversal of 534221040 is 40122435.

It is a junction number, because it is equal to n+sod(n) for n = 534220998 and 534221016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (534221041) 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, 1823134 + ... + 1823426.

Almost surely, 2^534221040 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 534221040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (850445568).

534221040 is an abundant number, since it is smaller than the sum of its proper divisors (1166670096).

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

534221040 is a wasteful number, since it uses less digits than its factorization.

534221040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487 (or 481 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 534221040 is about 23113.2221899068. Note that the first 3 decimals coincide. The cubic root of 534221040 is about 811.4099509476.

Adding to 534221040 its reverse (40122435), we get a palindrome (574343475).

The spelling of 534221040 in words is "five hundred thirty-four million, two hundred twenty-one thousand, forty".