1324628 has 18 divisors (see below), whose sum is σ = 2388078. Its totient is φ = 642880.

The previous prime is 1324627. The next prime is 1324649. The reversal of 1324628 is 8264231.

It can be written as a sum of positive squares in 3 ways, for example, as 29584 + 1295044 = 172^2 + 1138^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1324597 and 1324606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1324621) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6626 + ... + 6822.

It is an arithmetic number, because the mean of its divisors is an integer number (132671).

2^1324628 is an apocalyptic number.

It is an amenable number.

1324628 is a deficient number, since it is larger than the sum of its proper divisors (1063450).

1324628 is a wasteful number, since it uses less digits than its factorization.

1324628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283 (or 240 counting only the distinct ones).

The product of its digits is 2304, while the sum is 26.

The square root of 1324628 is about 1150.9248455047. The cubic root of 1324628 is about 109.8241819416.

Adding to 1324628 its reverse (8264231), we get a palindrome (9588859).

The spelling of 1324628 in words is "one million, three hundred twenty-four thousand, six hundred twenty-eight".