11860506 has 40 divisors (see below), whose sum is σ = 30375840. Its totient is φ = 3388392.

The previous prime is 11860489. The next prime is 11860517. The reversal of 11860506 is 60506811.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 11860506.

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 19 ways as a sum of consecutive naturals, for example, 4096 + ... + 6363.

It is an arithmetic number, because the mean of its divisors is an integer number (759396).

Almost surely, 2^11860506 is an apocalyptic number.

11860506 is an abundant number, since it is smaller than the sum of its proper divisors (18515334).

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

11860506 is a wasteful number, since it uses less digits than its factorization.

11860506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10480 (or 10471 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 11860506 is about 3443.9085353708. The cubic root of 11860506 is about 228.0522733330.

The spelling of 11860506 in words is "eleven million, eight hundred sixty thousand, five hundred six".