916933 has 2 divisors, whose sum is σ = 916934. Its totient is φ = 916932.

The previous prime is 916931. The next prime is 916939. The reversal of 916933 is 339619.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 743044 + 173889 = 862^2 + 417^2 .

It is a cyclic number.

It is not a de Polignac number, because 916933 - 2¹ = 916931 is a prime.

It is a super-2 number, since 2×916933² = 1681532252978, which contains 22 as substring.

Together with 916931, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 916895 and 916904.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (916931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 458466 + 458467.

It is an arithmetic number, because the mean of its divisors is an integer number (458467).

2⁹¹⁶⁹³³ is an apocalyptic number.

It is an amenable number.

916933 is a deficient number, since it is larger than the sum of its proper divisors (1).

916933 is an equidigital number, since it uses as much as digits as its factorization.

916933 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4374, while the sum is 31.

The square root of 916933 is about 957.5661857021. The cubic root of 916933 is about 97.1506851288.

It can be divided in two parts, 916 and 933, that added together give a square (1849 = 43²).

The spelling of 916933 in words is "nine hundred sixteen thousand, nine hundred thirty-three".