11986734 has 16 divisors (see below), whose sum is σ = 25383888. Its totient is φ = 3760512.

The previous prime is 11986729. The next prime is 11986747. The reversal of 11986734 is 43768911.

It is a junction number, because it is equal to n+sod(n) for n = 11986692 and 11986701.

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, 58657 + ... + 58860.

It is an arithmetic number, because the mean of its divisors is an integer number (1586493).

Almost surely, 2^11986734 is an apocalyptic number.

11986734 is an abundant number, since it is smaller than the sum of its proper divisors (13397154).

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

11986734 is a wasteful number, since it uses less digits than its factorization.

11986734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117539.

The product of its digits is 36288, while the sum is 39.

The square root of 11986734 is about 3462.1863034793. The cubic root of 11986734 is about 228.8584519632.

It can be divided in two parts, 11986 and 734, that added together give a triangular number (12720 = T₁₅₉).

The spelling of 11986734 in words is "eleven million, nine hundred eighty-six thousand, seven hundred thirty-four".