839453 has 2 divisors, whose sum is σ = 839454. Its totient is φ = 839452.

The previous prime is 839441. The next prime is 839459. The reversal of 839453 is 354938.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 643204 + 196249 = 802^2 + 443^2 .

It is a cyclic number.

It is not a de Polignac number, because 839453 - 2⁴ = 839437 is a prime.

It is a Chen prime.

It is a plaindrome in base 14.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (839459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 419726 + 419727.

It is an arithmetic number, because the mean of its divisors is an integer number (419727).

2⁸³⁹⁴⁵³ is an apocalyptic number.

It is an amenable number.

839453 is a deficient number, since it is larger than the sum of its proper divisors (1).

839453 is an equidigital number, since it uses as much as digits as its factorization.

839453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 32.

The square root of 839453 is about 916.2166774295. The cubic root of 839453 is about 94.3333943765. Note that the first 4 decimals are identical.

The spelling of 839453 in words is "eight hundred thirty-nine thousand, four hundred fifty-three".