916633 has 2 divisors, whose sum is σ = 916634. Its totient is φ = 916632.

The previous prime is 916621. The next prime is 916649. The reversal of 916633 is 336619.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 915849 + 784 = 957^2 + 28^2 .

It is a cyclic number.

It is not a de Polignac number, because 916633 - 2⁹ = 916121 is a prime.

It is equal to p₇₂₄₈₇ and since 916633 and 72487 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (916613) 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 as a sum of consecutive naturals, namely, 458316 + 458317.

It is an arithmetic number, because the mean of its divisors is an integer number (458317).

2⁹¹⁶⁶³³ is an apocalyptic number.

It is an amenable number.

916633 is a deficient number, since it is larger than the sum of its proper divisors (1).

916633 is an equidigital number, since it uses as much as digits as its factorization.

916633 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2916, while the sum is 28.

The square root of 916633 is about 957.4095257517. The cubic root of 916633 is about 97.1400887949.

It can be divided in two parts, 91 and 6633, that added together give a square (6724 = 82²).

The spelling of 916633 in words is "nine hundred sixteen thousand, six hundred thirty-three".