30002 has 8 divisors (see below), whose sum is σ = 51456. Its totient is φ = 12852.

The previous prime is 29989. The next prime is 30011. The reversal of 30002 is 20003.

30002 = 99² + 100² + 101².

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (2) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1058 + ... + 1085.

It is an arithmetic number, because the mean of its divisors is an integer number (6432).

2³⁰⁰⁰² is an apocalyptic number.

30002 is a deficient number, since it is larger than the sum of its proper divisors (21454).

30002 is a wasteful number, since it uses less digits than its factorization.

30002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2152.

The product of its (nonzero) digits is 6, while the sum is 5.

The square root of 30002 is about 173.2108541634. The cubic root of 30002 is about 31.0730155403.

Adding to 30002 its reverse (20003), we get a palindrome (50005).

Subtracting from 30002 its reverse (20003), we obtain a palindrome (9999).

The spelling of 30002 in words is "thirty thousand, two", and thus it is an eban number.