1324625 has 8 divisors (see below), whose sum is σ = 1653288. Its totient is φ = 1059600.

The previous prime is 1324621. The next prime is 1324627. The reversal of 1324625 is 5264231.

It can be written as a sum of positive squares in 4 ways, for example, as 322624 + 1002001 = 568^2 + 1001^2 .

It is not a de Polignac number, because 1324625 - 2² = 1324621 is a prime.

It is a d-powerful number, because it can be written as 1 + 3⁹ + 2⁹ + 4¹⁰ + 6⁶ + 2¹⁷ + 5⁷ .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1324625.

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 7 ways as a sum of consecutive naturals, for example, 5174 + ... + 5423.

It is an arithmetic number, because the mean of its divisors is an integer number (206661).

2^1324625 is an apocalyptic number.

It is an amenable number.

1324625 is a deficient number, since it is larger than the sum of its proper divisors (328663).

1324625 is an equidigital number, since it uses as much as digits as its factorization.

1324625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10612 (or 10602 counting only the distinct ones).

The product of its digits is 1440, while the sum is 23.

The square root of 1324625 is about 1150.9235422043. The cubic root of 1324625 is about 109.8240990320.

Adding to 1324625 its reverse (5264231), we get a palindrome (6588856).

The spelling of 1324625 in words is "one million, three hundred twenty-four thousand, six hundred twenty-five".