8461312 has 22 divisors (see below), whose sum is σ = 16916408. Its totient is φ = 4230144.

The previous prime is 8461279. The next prime is 8461333. The reversal of 8461312 is 2131648.

It is a super-2 number, since 2×8461312² = 143187601522688, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3108 + ... + 5155.

Almost surely, 2^8461312 is an apocalyptic number.

It is an amenable number.

8461312 is a deficient number, since it is larger than the sum of its proper divisors (8455096).

8461312 is an equidigital number, since it uses as much as digits as its factorization.

8461312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8283 (or 8265 counting only the distinct ones).

The product of its digits is 1152, while the sum is 25.

The square root of 8461312 is about 2908.8334431521. The cubic root of 8461312 is about 203.7726545876.

The spelling of 8461312 in words is "eight million, four hundred sixty-one thousand, three hundred twelve".