11968436 has 6 divisors (see below), whose sum is σ = 20944770. Its totient is φ = 5984216.

The previous prime is 11968417. The next prime is 11968469. The reversal of 11968436 is 63486911.

It can be written as a sum of positive squares in only one way, i.e., 10278436 + 1690000 = 3206^2 + 1300^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11968436.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1496051 + ... + 1496058.

It is an arithmetic number, because the mean of its divisors is an integer number (3490795).

Almost surely, 2^11968436 is an apocalyptic number.

It is an amenable number.

11968436 is a deficient number, since it is larger than the sum of its proper divisors (8976334).

11968436 is a wasteful number, since it uses less digits than its factorization.

11968436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2992113 (or 2992111 counting only the distinct ones).

The product of its digits is 31104, while the sum is 38.

The square root of 11968436 is about 3459.5427443522. The cubic root of 11968436 is about 228.7419402537.

The spelling of 11968436 in words is "eleven million, nine hundred sixty-eight thousand, four hundred thirty-six".