11661862 has 8 divisors (see below), whose sum is σ = 17512992. Its totient is φ = 5824200.

The previous prime is 11661841. The next prime is 11661863. The reversal of 11661862 is 26816611.

11661862 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11661863) 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, 814 + ... + 4897.

It is an arithmetic number, because the mean of its divisors is an integer number (2189124).

Almost surely, 2^11661862 is an apocalyptic number.

11661862 is a deficient number, since it is larger than the sum of its proper divisors (5851130).

11661862 is a wasteful number, since it uses less digits than its factorization.

11661862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6734.

The product of its digits is 3456, while the sum is 31.

The square root of 11661862 is about 3414.9468517094. The cubic root of 11661862 is about 226.7719315952.

The spelling of 11661862 in words is "eleven million, six hundred sixty-one thousand, eight hundred sixty-two".