838633 has 2 divisors, whose sum is σ = 838634. Its totient is φ = 838632.

The previous prime is 838631. The next prime is 838657. The reversal of 838633 is 336838.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 831744 + 6889 = 912^2 + 83^2 .

It is a cyclic number.

It is not a de Polignac number, because 838633 - 2¹ = 838631 is a prime.

Together with 838631, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 838595 and 838604.

It is not a weakly prime, because it can be changed into another prime (838631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 419316 + 419317.

It is an arithmetic number, because the mean of its divisors is an integer number (419317).

2⁸³⁸⁶³³ is an apocalyptic number.

It is an amenable number.

838633 is a deficient number, since it is larger than the sum of its proper divisors (1).

838633 is an equidigital number, since it uses as much as digits as its factorization.

838633 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 31.

The square root of 838633 is about 915.7690756954. The cubic root of 838633 is about 94.3026685808.

The spelling of 838633 in words is "eight hundred thirty-eight thousand, six hundred thirty-three".