12247304 has 8 divisors (see below), whose sum is σ = 22963710. Its totient is φ = 6123648.

The previous prime is 12247297. The next prime is 12247357. The reversal of 12247304 is 40374221.

It can be written as a sum of positive squares in only one way, i.e., 10562500 + 1684804 = 3250^2 + 1298^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 12247304.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 765449 + ... + 765464.

Almost surely, 2^12247304 is an apocalyptic number.

It is an amenable number.

12247304 is a deficient number, since it is larger than the sum of its proper divisors (10716406).

12247304 is a wasteful number, since it uses less digits than its factorization.

12247304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1530919 (or 1530915 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 12247304 is about 3499.6148359498. The cubic root of 12247304 is about 230.5049021564.

The spelling of 12247304 in words is "twelve million, two hundred forty-seven thousand, three hundred four".