1248986 has 8 divisors (see below), whose sum is σ = 1878240. Its totient is φ = 622908.

The previous prime is 1248979. The next prime is 1248991. The reversal of 1248986 is 6898421.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1025 + ... + 1883.

It is an arithmetic number, because the mean of its divisors is an integer number (234780).

2^1248986 is an apocalyptic number.

1248986 is a deficient number, since it is larger than the sum of its proper divisors (629254).

1248986 is an equidigital number, since it uses as much as digits as its factorization.

1248986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1588.

The product of its digits is 27648, while the sum is 38.

The square root of 1248986 is about 1117.5804221621. The cubic root of 1248986 is about 107.6925986648.

The spelling of 1248986 in words is "one million, two hundred forty-eight thousand, nine hundred eighty-six".