1248866 has 8 divisors (see below), whose sum is σ = 1933824. Its totient is φ = 604260.

The previous prime is 1248859. The next prime is 1248869. The reversal of 1248866 is 6688421.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1248869) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10010 + ... + 10133.

It is an arithmetic number, because the mean of its divisors is an integer number (241728).

2^1248866 is an apocalyptic number.

1248866 is a deficient number, since it is larger than the sum of its proper divisors (684958).

1248866 is a wasteful number, since it uses less digits than its factorization.

1248866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20176.

The product of its digits is 18432, while the sum is 35.

The square root of 1248866 is about 1117.5267334610. The cubic root of 1248866 is about 107.6891495934.

The spelling of 1248866 in words is "one million, two hundred forty-eight thousand, eight hundred sixty-six".