12309484 has 12 divisors (see below), whose sum is σ = 23500008. Its totient is φ = 5595200.

The previous prime is 12309457. The next prime is 12309503. The reversal of 12309484 is 48490321.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139837 + ... + 139924.

It is an arithmetic number, because the mean of its divisors is an integer number (1958334).

Almost surely, 2^12309484 is an apocalyptic number.

It is an amenable number.

12309484 is a deficient number, since it is larger than the sum of its proper divisors (11190524).

12309484 is a wasteful number, since it uses less digits than its factorization.

12309484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279776 (or 279774 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 12309484 is about 3508.4874233778. The cubic root of 12309484 is about 230.8943377134.

The spelling of 12309484 in words is "twelve million, three hundred nine thousand, four hundred eighty-four".