11906788 has 6 divisors (see below), whose sum is σ = 20836886. Its totient is φ = 5953392.

The previous prime is 11906777. The next prime is 11906809. The reversal of 11906788 is 88760911.

It can be written as a sum of positive squares in only one way, i.e., 11778624 + 128164 = 3432^2 + 358^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11906788.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1488345 + ... + 1488352.

Almost surely, 2^11906788 is an apocalyptic number.

It is an amenable number.

11906788 is a deficient number, since it is larger than the sum of its proper divisors (8930098).

11906788 is a wasteful number, since it uses less digits than its factorization.

11906788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2976701 (or 2976699 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 40.

The square root of 11906788 is about 3450.6213933145. The cubic root of 11906788 is about 228.3485230925.

The spelling of 11906788 in words is "eleven million, nine hundred six thousand, seven hundred eighty-eight".