1224986 has 16 divisors (see below), whose sum is σ = 2223936. Its totient is φ = 494016.

The previous prime is 1224983. The next prime is 1224991. The reversal of 1224986 is 6894221.

It is not an unprimeable number, because it can be changed into a prime (1224983) 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, 2336 + ... + 2811.

It is an arithmetic number, because the mean of its divisors is an integer number (138996).

2^1224986 is an apocalyptic number.

1224986 is a deficient number, since it is larger than the sum of its proper divisors (998950).

1224986 is a wasteful number, since it uses less digits than its factorization.

1224986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5173.

The product of its digits is 6912, while the sum is 32.

The square root of 1224986 is about 1106.7908564855. The cubic root of 1224986 is about 106.9983404407.

The spelling of 1224986 in words is "one million, two hundred twenty-four thousand, nine hundred eighty-six".