889453 has 2 divisors, whose sum is σ = 889454. Its totient is φ = 889452.

The previous prime is 889439. The next prime is 889481. The reversal of 889453 is 354988.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 660969 + 228484 = 813^2 + 478^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-889453 is a prime.

It is a super-2 number, since 2×889453² = 1582253278418, which contains 22 as substring.

It is a zygodrome in base 8.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (884453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 444726 + 444727.

It is an arithmetic number, because the mean of its divisors is an integer number (444727).

2⁸⁸⁹⁴⁵³ is an apocalyptic number.

It is an amenable number.

889453 is a deficient number, since it is larger than the sum of its proper divisors (1).

889453 is an equidigital number, since it uses as much as digits as its factorization.

889453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34560, while the sum is 37.

The square root of 889453 is about 943.1081592267. The cubic root of 889453 is about 96.1703067778.

The spelling of 889453 in words is "eight hundred eighty-nine thousand, four hundred fifty-three".