916533 has 6 divisors (see below), whose sum is σ = 1323894. Its totient is φ = 611016.

The previous prime is 916511. The next prime is 916537. The reversal of 916533 is 335619.

916533 is a `hidden beast` number, since 9 + 1 + 653 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 815409 + 101124 = 903^2 + 318^2 .

It is not a de Polignac number, because 916533 - 2⁵ = 916501 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 916497 and 916506.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 916533.

It is not an unprimeable number, because it can be changed into a prime (916537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 50910 + ... + 50927.

It is an arithmetic number, because the mean of its divisors is an integer number (220649).

2⁹¹⁶⁵³³ is an apocalyptic number.

It is an amenable number.

916533 is a deficient number, since it is larger than the sum of its proper divisors (407361).

916533 is a wasteful number, since it uses less digits than its factorization.

916533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101843 (or 101840 counting only the distinct ones).

The product of its digits is 2430, while the sum is 27.

The square root of 916533 is about 957.3573000714. The cubic root of 916533 is about 97.1365561698.

The spelling of 916533 in words is "nine hundred sixteen thousand, five hundred thirty-three".