11425986 has 96 divisors (see below), whose sum is σ = 30506112. Its totient is φ = 3041280.

The previous prime is 11425969. The next prime is 11425991. The reversal of 11425986 is 68952411.

It is a self number, because there is not a number n which added to its sum of digits gives 11425986.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 59106 + ... + 59298.

It is an arithmetic number, because the mean of its divisors is an integer number (317772).

Almost surely, 2^11425986 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11425986, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15253056).

11425986 is an abundant number, since it is smaller than the sum of its proper divisors (19080126).

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

11425986 is a wasteful number, since it uses less digits than its factorization.

11425986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248 (or 245 counting only the distinct ones).

The product of its digits is 17280, while the sum is 36.

The square root of 11425986 is about 3380.2346072425. The cubic root of 11425986 is about 225.2325891126.

The spelling of 11425986 in words is "eleven million, four hundred twenty-five thousand, nine hundred eighty-six".