533136240 has 480 divisors, whose sum is σ = 2253189120. Its totient is φ = 109983744.

The previous prime is 533136229. The next prime is 533136259. The reversal of 533136240 is 42631335.

It is a happy number.

533136240 is a `hidden beast` number, since 5 + 3 + 31 + 3 + 624 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5176029 + ... + 5176131.

It is an arithmetic number, because the mean of its divisors is an integer number (4694144).

Almost surely, 2^533136240 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 533136240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1126594560).

533136240 is an abundant number, since it is smaller than the sum of its proper divisors (1720052880).

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

533136240 is a wasteful number, since it uses less digits than its factorization.

533136240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221 (or 212 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 533136240 is about 23089.7431774370. The cubic root of 533136240 is about 810.8603569795.

Adding to 533136240 its reverse (42631335), we get a palindrome (575767575).

The spelling of 533136240 in words is "five hundred thirty-three million, one hundred thirty-six thousand, two hundred forty".