533328961 has 16 divisors (see below), whose sum is σ = 590184000. Its totient is φ = 477921600.

The previous prime is 533328959. The next prime is 533328967. The reversal of 533328961 is 169823335.

It is a cyclic number.

It is not a de Polignac number, because 533328961 - 2¹ = 533328959 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (533328967) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 226651 + ... + 228991.

It is an arithmetic number, because the mean of its divisors is an integer number (36886500).

Almost surely, 2^533328961 is an apocalyptic number.

It is an amenable number.

533328961 is a deficient number, since it is larger than the sum of its proper divisors (56855039).

533328961 is a wasteful number, since it uses less digits than its factorization.

533328961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2640.

The product of its digits is 116640, while the sum is 40.

The square root of 533328961 is about 23093.9161035975. The cubic root of 533328961 is about 810.9580499525.

The spelling of 533328961 in words is "five hundred thirty-three million, three hundred twenty-eight thousand, nine hundred sixty-one".