89944 has 8 divisors (see below), whose sum is σ = 168660. Its totient is φ = 44968.

The previous prime is 89939. The next prime is 89959. The reversal of 89944 is 44998.

It is a tau number, because it is divible by the number of its divisors (8).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5614 + ... + 5629.

2⁸⁹⁹⁴⁴ is an apocalyptic number.

It is an amenable number.

89944 is a deficient number, since it is larger than the sum of its proper divisors (78716).

89944 is a wasteful number, since it uses less digits than its factorization.

89944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11249 (or 11245 counting only the distinct ones).

The product of its digits is 10368, while the sum is 34.

The square root of 89944 is about 299.9066521436. The cubic root of 89944 is about 44.8047507717.

It can be divided in two parts, 8994 and 4, that added together give a palindrome (8998).

The spelling of 89944 in words is "eighty-nine thousand, nine hundred forty-four".