533503152 has 320 divisors, whose sum is σ = 1936542720. Its totient is φ = 136857600.

The previous prime is 533503121. The next prime is 533503153. The reversal of 533503152 is 251305335.

533503152 is a `hidden beast` number, since 5 + 3 + 3 + 503 + 152 = 666.

It is a super-2 number, since 2×533503152² = 569251226387870208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (533503153) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1611627 + ... + 1611957.

It is an arithmetic number, because the mean of its divisors is an integer number (6051696).

Almost surely, 2^533503152 is an apocalyptic number.

533503152 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 533503152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (968271360).

533503152 is an abundant number, since it is smaller than the sum of its proper divisors (1403039568).

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

533503152 is a wasteful number, since it uses less digits than its factorization.

533503152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409 (or 397 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 27.

The square root of 533503152 is about 23097.6871569428. The cubic root of 533503152 is about 811.0463295620.

Adding to 533503152 its reverse (251305335), we get a palindrome (784808487).

The spelling of 533503152 in words is "five hundred thirty-three million, five hundred three thousand, one hundred fifty-two".