981002 has 32 divisors (see below), whose sum is σ = 1767744. Its totient is φ = 403200.

The previous prime is 980999. The next prime is 981011. The reversal of 981002 is 200189.

981002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×981002³ = 2832245745533316024, which contains 333 as substring.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 981002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16052 + ... + 16112.

It is an arithmetic number, because the mean of its divisors is an integer number (55242).

2⁹⁸¹⁰⁰² is an apocalyptic number.

981002 is a deficient number, since it is larger than the sum of its proper divisors (786742).

981002 is a wasteful number, since it uses less digits than its factorization.

981002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134.

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 981002 is about 990.4554507902. The cubic root of 981002 is about 99.3626801968.

The spelling of 981002 in words is "nine hundred eighty-one thousand, two".