1224446 has 4 divisors (see below), whose sum is σ = 1836672. Its totient is φ = 612222.

The previous prime is 1224439. The next prime is 1224473. The reversal of 1224446 is 6444221.

It is a semiprime because it is the product of two primes.

It is a plaindrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306110 + ... + 306113.

It is an arithmetic number, because the mean of its divisors is an integer number (459168).

2^1224446 is an apocalyptic number.

1224446 is a deficient number, since it is larger than the sum of its proper divisors (612226).

1224446 is an equidigital number, since it uses as much as digits as its factorization.

1224446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612225.

The product of its digits is 1536, while the sum is 23.

The square root of 1224446 is about 1106.5468810674. The cubic root of 1224446 is about 106.9826157450.

Adding to 1224446 its reverse (6444221), we get a palindrome (7668667).

The spelling of 1224446 in words is "one million, two hundred twenty-four thousand, four hundred forty-six".