11862 has 12 divisors (see below), whose sum is σ = 25740. Its totient is φ = 3948.

The previous prime is 11839. The next prime is 11863. The reversal of 11862 is 26811.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 659 = 11862 / (1 + 1 + 8 + 6 + 2).

It is a plaindrome in base 15.

It is a zygodrome in base 5.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11863) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 312 + ... + 347.

It is an arithmetic number, because the mean of its divisors is an integer number (2145).

2¹¹⁸⁶² is an apocalyptic number.

11862 is an abundant number, since it is smaller than the sum of its proper divisors (13878).

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

11862 is a wasteful number, since it uses less digits than its factorization.

11862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667 (or 664 counting only the distinct ones).

The product of its digits is 96, while the sum is 18.

The square root of 11862 is about 108.9128091640. The cubic root of 11862 is about 22.8061848410.

The spelling of 11862 in words is "eleven thousand, eight hundred sixty-two".