11731768 has 16 divisors (see below), whose sum is σ = 23291280. Its totient is φ = 5520768.

The previous prime is 11731763. The next prime is 11731777. The reversal of 11731768 is 86713711.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11731763) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42996 + ... + 43267.

It is an arithmetic number, because the mean of its divisors is an integer number (1455705).

Almost surely, 2^11731768 is an apocalyptic number.

It is an amenable number.

11731768 is a deficient number, since it is larger than the sum of its proper divisors (11559512).

11731768 is a wasteful number, since it uses less digits than its factorization.

11731768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86286 (or 86282 counting only the distinct ones).

The product of its digits is 7056, while the sum is 34.

The square root of 11731768 is about 3425.1668572494. The cubic root of 11731768 is about 227.2241506266.

The spelling of 11731768 in words is "eleven million, seven hundred thirty-one thousand, seven hundred sixty-eight".