11621804 has 6 divisors (see below), whose sum is σ = 20338164. Its totient is φ = 5810900.

The previous prime is 11621801. The next prime is 11621809. The reversal of 11621804 is 40812611.

11621804 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 11621804.

It is not an unprimeable number, because it can be changed into a prime (11621801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1452722 + ... + 1452729.

It is an arithmetic number, because the mean of its divisors is an integer number (3389694).

Almost surely, 2^11621804 is an apocalyptic number.

It is an amenable number.

11621804 is a deficient number, since it is larger than the sum of its proper divisors (8716360).

11621804 is a wasteful number, since it uses less digits than its factorization.

11621804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2905455 (or 2905453 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 23.

The square root of 11621804 is about 3409.0767078492. The cubic root of 11621804 is about 226.5119830834.

The spelling of 11621804 in words is "eleven million, six hundred twenty-one thousand, eight hundred four".