986506 has 8 divisors (see below), whose sum is σ = 1514304. Its totient is φ = 481740.

The previous prime is 986497. The next prime is 986507. The reversal of 986506 is 605689.

986506 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (986507) 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, 5650 + ... + 5821.

It is an arithmetic number, because the mean of its divisors is an integer number (189288).

2⁹⁸⁶⁵⁰⁶ is an apocalyptic number.

986506 is a deficient number, since it is larger than the sum of its proper divisors (527798).

986506 is a wasteful number, since it uses less digits than its factorization.

986506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11516.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 986506 is about 993.2300841195. The cubic root of 986506 is about 99.5481614945.

The spelling of 986506 in words is "nine hundred eighty-six thousand, five hundred six".