89456 has 10 divisors (see below), whose sum is σ = 173352. Its totient is φ = 44720.

The previous prime is 89449. The next prime is 89459. The reversal of 89456 is 65498.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2780 + ... + 2811.

2⁸⁹⁴⁵⁶ is an apocalyptic number.

It is an amenable number.

89456 is a deficient number, since it is larger than the sum of its proper divisors (83896).

89456 is a wasteful number, since it uses less digits than its factorization.

89456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5599 (or 5593 counting only the distinct ones).

The product of its digits is 8640, while the sum is 32.

The square root of 89456 is about 299.0919591029. The cubic root of 89456 is about 44.7235729238.

It can be divided in two parts, 89 and 456, that added together give a palindrome (545).

The spelling of 89456 in words is "eighty-nine thousand, four hundred fifty-six".