986633 has 2 divisors, whose sum is σ = 986634. Its totient is φ = 986632.

The previous prime is 986617. The next prime is 986641. The reversal of 986633 is 336689.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 795664 + 190969 = 892^2 + 437^2 .

It is an emirp because it is prime and its reverse (336689) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 986633 - 2⁴ = 986617 is a prime.

It is a nialpdrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 986593 and 986602.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (986693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 493316 + 493317.

It is an arithmetic number, because the mean of its divisors is an integer number (493317).

2⁹⁸⁶⁶³³ is an apocalyptic number.

It is an amenable number.

986633 is a deficient number, since it is larger than the sum of its proper divisors (1).

986633 is an equidigital number, since it uses as much as digits as its factorization.

986633 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23328, while the sum is 35.

The square root of 986633 is about 993.2940148818. The cubic root of 986633 is about 99.5524331611.

The spelling of 986633 in words is "nine hundred eighty-six thousand, six hundred thirty-three".