889424 has 10 divisors (see below), whose sum is σ = 1723290. Its totient is φ = 444704.

The previous prime is 889411. The next prime is 889429. The reversal of 889424 is 424988.

It can be written as a sum of positive squares in only one way, i.e., 490000 + 399424 = 700^2 + 632^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (889429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27779 + ... + 27810.

It is an arithmetic number, because the mean of its divisors is an integer number (172329).

2⁸⁸⁹⁴²⁴ is an apocalyptic number.

It is an amenable number.

889424 is a deficient number, since it is larger than the sum of its proper divisors (833866).

889424 is a wasteful number, since it uses less digits than its factorization.

889424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55597 (or 55591 counting only the distinct ones).

The product of its digits is 18432, while the sum is 35.

The square root of 889424 is about 943.0927844067. The cubic root of 889424 is about 96.1692615777.

The spelling of 889424 in words is "eight hundred eighty-nine thousand, four hundred twenty-four".