12461649 has 8 divisors (see below), whose sum is σ = 16632672. Its totient is φ = 8299200.

The previous prime is 12461641. The next prime is 12461651. The reversal of 12461649 is 94616421.

12461649 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12461649 - 2³ = 12461641 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12461641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3049 + ... + 5849.

It is an arithmetic number, because the mean of its divisors is an integer number (2079084).

Almost surely, 2^12461649 is an apocalyptic number.

It is an amenable number.

12461649 is a deficient number, since it is larger than the sum of its proper divisors (4171023).

12461649 is a wasteful number, since it uses less digits than its factorization.

12461649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4287.

The product of its digits is 10368, while the sum is 33.

The square root of 12461649 is about 3530.1060890574. The cubic root of 12461649 is about 231.8418524360.

The spelling of 12461649 in words is "twelve million, four hundred sixty-one thousand, six hundred forty-nine".