11904842 has 12 divisors (see below), whose sum is σ = 18308598. Its totient is φ = 5805600.

The previous prime is 11904833. The next prime is 11904857. The reversal of 11904842 is 24840911.

It can be written as a sum of positive squares in 3 ways, for example, as 3500641 + 8404201 = 1871^2 + 2899^2 .

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 5 ways as a sum of consecutive naturals, for example, 1592 + ... + 5132.

Almost surely, 2^11904842 is an apocalyptic number.

11904842 is a deficient number, since it is larger than the sum of its proper divisors (6403756).

11904842 is an equidigital number, since it uses as much as digits as its factorization.

11904842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3625 (or 3584 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 29.

The square root of 11904842 is about 3450.3394035950. The cubic root of 11904842 is about 228.3360822776.

The spelling of 11904842 in words is "eleven million, nine hundred four thousand, eight hundred forty-two".