889451 has 4 divisors (see below), whose sum is σ = 894600. Its totient is φ = 884304.

The previous prime is 889439. The next prime is 889453. The reversal of 889451 is 154988.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 889451 - 2¹⁰ = 888427 is a prime.

It is a super-2 number, since 2×889451² = 1582246162802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (889453) 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 in 3 ways as a sum of consecutive naturals, for example, 2306 + ... + 2663.

It is an arithmetic number, because the mean of its divisors is an integer number (223650).

2⁸⁸⁹⁴⁵¹ is an apocalyptic number.

889451 is a deficient number, since it is larger than the sum of its proper divisors (5149).

889451 is a wasteful number, since it uses less digits than its factorization.

889451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5148.

The product of its digits is 11520, while the sum is 35.

The square root of 889451 is about 943.1070989023. The cubic root of 889451 is about 96.1702346958.

The spelling of 889451 in words is "eight hundred eighty-nine thousand, four hundred fifty-one".