3061686 has 16 divisors (see below), whose sum is σ = 6266304. Its totient is φ = 996744.

The previous prime is 3061673. The next prime is 3061703. The reversal of 3061686 is 6861603.

It is a plaindrome in base 14.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5676 + ... + 6191.

It is an arithmetic number, because the mean of its divisors is an integer number (391644).

Almost surely, 2^3061686 is an apocalyptic number.

3061686 is an abundant number, since it is smaller than the sum of its proper divisors (3204618).

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

3061686 is a wasteful number, since it uses less digits than its factorization.

3061686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11915.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 3061686 is about 1749.7674131152. The cubic root of 3061686 is about 145.2067759362.

It can be divided in two parts, 30 and 61686, that added together give a palindrome (61716).

The spelling of 3061686 in words is "three million, sixty-one thousand, six hundred eighty-six".