12090608 has 10 divisors (see below), whose sum is σ = 23425584. Its totient is φ = 6045296.

The previous prime is 12090599. The next prime is 12090623. The reversal of 12090608 is 80609021.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 377816 + ... + 377847.

Almost surely, 2^12090608 is an apocalyptic number.

It is an amenable number.

12090608 is a deficient number, since it is larger than the sum of its proper divisors (11334976).

12090608 is an equidigital number, since it uses as much as digits as its factorization.

12090608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 755671 (or 755665 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 12090608 is about 3477.1551590345. The cubic root of 12090608 is about 229.5176279845.

Adding to 12090608 its reverse (80609021), we get a palindrome (92699629).

The spelling of 12090608 in words is "twelve million, ninety thousand, six hundred eight".