1246822 has 8 divisors (see below), whose sum is σ = 1881936. Its totient is φ = 619512.

The previous prime is 1246781. The next prime is 1246823. The reversal of 1246822 is 2286421.

It is a happy number.

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

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1246823) 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, 1533 + ... + 2200.

It is an arithmetic number, because the mean of its divisors is an integer number (235242).

2^1246822 is an apocalyptic number.

1246822 is a deficient number, since it is larger than the sum of its proper divisors (635114).

1246822 is a wasteful number, since it uses less digits than its factorization.

1246822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3902.

The product of its digits is 1536, while the sum is 25.

The square root of 1246822 is about 1116.6118394500. The cubic root of 1246822 is about 107.6303664471.

The spelling of 1246822 in words is "one million, two hundred forty-six thousand, eight hundred twenty-two".