12090464 has 12 divisors (see below), whose sum is σ = 23803164. Its totient is φ = 6045216.

The previous prime is 12090443. The next prime is 12090487. The reversal of 12090464 is 46409021.

It is a plaindrome in base 9.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 188882 + ... + 188945.

It is an arithmetic number, because the mean of its divisors is an integer number (1983597).

Almost surely, 2^12090464 is an apocalyptic number.

It is an amenable number.

12090464 is a deficient number, since it is larger than the sum of its proper divisors (11712700).

12090464 is an equidigital number, since it uses as much as digits as its factorization.

12090464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377837 (or 377829 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 12090464 is about 3477.1344523904. The cubic root of 12090464 is about 229.5167167904.

Adding to 12090464 its reverse (46409021), we get a palindrome (58499485).

The spelling of 12090464 in words is "twelve million, ninety thousand, four hundred sixty-four".