12644514 has 24 divisors (see below), whose sum is σ = 27510912. Its totient is φ = 4197240.

The previous prime is 12644483. The next prime is 12644561. The reversal of 12644514 is 41544621.

12644514 is a `hidden beast` number, since 1 + 2 + 644 + 5 + 14 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3399 + ... + 6069.

It is an arithmetic number, because the mean of its divisors is an integer number (1146288).

Almost surely, 2^12644514 is an apocalyptic number.

12644514 is an abundant number, since it is smaller than the sum of its proper divisors (14866398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12644514 is a wasteful number, since it uses less digits than its factorization.

12644514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2942 (or 2939 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 12644514 is about 3555.9125411067. The cubic root of 12644514 is about 232.9703831156.

It can be divided in two parts, 1264 and 4514, that added together give a triangular number (5778 = T₁₀₇).

The spelling of 12644514 in words is "twelve million, six hundred forty-four thousand, five hundred fourteen".