89554 has 4 divisors (see below), whose sum is σ = 134334. Its totient is φ = 44776.

The previous prime is 89533. The next prime is 89561. The reversal of 89554 is 45598.

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

It can be written as a sum of positive squares in only one way, i.e., 51529 + 38025 = 227^2 + 195^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

89554 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22387 + ... + 22390.

2⁸⁹⁵⁵⁴ is an apocalyptic number.

89554 is a deficient number, since it is larger than the sum of its proper divisors (44780).

89554 is a wasteful number, since it uses less digits than its factorization.

89554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44779.

The product of its digits is 7200, while the sum is 31.

The square root of 89554 is about 299.2557434704. The cubic root of 89554 is about 44.7398986803.

Subtracting from 89554 its reverse (45598), we obtain a triangular number (43956 = T₂₉₆).

It can be divided in two parts, 895 and 54, that added together give a palindrome (949).

The spelling of 89554 in words is "eighty-nine thousand, five hundred fifty-four".