89002 has 4 divisors (see below), whose sum is σ = 133506. Its totient is φ = 44500.

The previous prime is 88997. The next prime is 89003. The reversal of 89002 is 20098.

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., 72361 + 16641 = 269^2 + 129^2 .

It is not an unprimeable number, because it can be changed into a prime (89003) by changing a digit.

89002 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, 22249 + ... + 22252.

2⁸⁹⁰⁰² is an apocalyptic number.

89002 is a deficient number, since it is larger than the sum of its proper divisors (44504).

89002 is a wasteful number, since it uses less digits than its factorization.

89002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44503.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 89002 is about 298.3320297923. The cubic root of 89002 is about 44.6477853912.

The spelling of 89002 in words is "eighty-nine thousand, two".