11662028 has 12 divisors (see below), whose sum is σ = 23324112. Its totient is φ = 4998000.

The previous prime is 11662003. The next prime is 11662033. The reversal of 11662028 is 82026611.

11662028 is an admirable number.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 11661988 and 11662006.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208223 + ... + 208278.

It is an arithmetic number, because the mean of its divisors is an integer number (1943676).

Almost surely, 2^11662028 is an apocalyptic number.

It is an amenable number.

11662028 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11662028 is a wasteful number, since it uses less digits than its factorization.

11662028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416512 (or 416510 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 11662028 is about 3414.9711565400. The cubic root of 11662028 is about 226.7730075801.

Adding to 11662028 its reverse (82026611), we get a palindrome (93688639).

The spelling of 11662028 in words is "eleven million, six hundred sixty-two thousand, twenty-eight".