306486 has 12 divisors (see below), whose sum is σ = 664092. Its totient is φ = 102156.

The previous prime is 306479. The next prime is 306491. The reversal of 306486 is 684603.

306486 is a modest number, since divided by 486 gives 306 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8496 + ... + 8531.

It is an arithmetic number, because the mean of its divisors is an integer number (55341).

2³⁰⁶⁴⁸⁶ is an apocalyptic number.

306486 is an abundant number, since it is smaller than the sum of its proper divisors (357606).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

306486 is a wasteful number, since it uses less digits than its factorization.

306486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17035 (or 17032 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 306486 is about 553.6117773314. The cubic root of 306486 is about 67.4222974183.

The spelling of 306486 in words is "three hundred six thousand, four hundred eighty-six".