11399828 has 24 divisors (see below), whose sum is σ = 21995904. Its totient is φ = 5126400.

The previous prime is 11399827. The next prime is 11399833. The reversal of 11399828 is 82899311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11399827) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2933 + ... + 5603.

It is an arithmetic number, because the mean of its divisors is an integer number (916496).

Almost surely, 2^11399828 is an apocalyptic number.

It is an amenable number.

11399828 is a deficient number, since it is larger than the sum of its proper divisors (10596076).

11399828 is a wasteful number, since it uses less digits than its factorization.

11399828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2783 (or 2781 counting only the distinct ones).

The product of its digits is 31104, while the sum is 41.

The square root of 11399828 is about 3376.3631321290. The cubic root of 11399828 is about 225.0605795727.

The spelling of 11399828 in words is "eleven million, three hundred ninety-nine thousand, eight hundred twenty-eight".