1246224 has 40 divisors (see below), whose sum is σ = 3680320. Its totient is φ = 355968.

The previous prime is 1246213. The next prime is 1246241. The reversal of 1246224 is 4226421.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 1246224.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1519 + ... + 2190.

It is an arithmetic number, because the mean of its divisors is an integer number (92008).

2^1246224 is an apocalyptic number.

1246224 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1246224 is an abundant number, since it is smaller than the sum of its proper divisors (2434096).

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

1246224 is a wasteful number, since it uses less digits than its factorization.

1246224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3727 (or 3721 counting only the distinct ones).

The product of its digits is 768, while the sum is 21.

The square root of 1246224 is about 1116.3440329934. The cubic root of 1246224 is about 107.6131564921.

Subtracting from 1246224 its product of digits (768), we obtain a square (1245456 = 1116²).

The spelling of 1246224 in words is "one million, two hundred forty-six thousand, two hundred twenty-four".