1214825 has 6 divisors (see below), whose sum is σ = 1506414. Its totient is φ = 971840.

The previous prime is 1214819. The next prime is 1214827. The reversal of 1214825 is 5284121.

It can be written as a sum of positive squares in 3 ways, for example, as 110224 + 1104601 = 332^2 + 1051^2 .

It is not a de Polignac number, because 1214825 - 2¹⁰ = 1213801 is a prime.

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 1214825.

It is not an unprimeable number, because it can be changed into a prime (1214827) 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, 24272 + ... + 24321.

It is an arithmetic number, because the mean of its divisors is an integer number (251069).

2^1214825 is an apocalyptic number.

It is an amenable number.

1214825 is a deficient number, since it is larger than the sum of its proper divisors (291589).

1214825 is an equidigital number, since it uses as much as digits as its factorization.

1214825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48603 (or 48598 counting only the distinct ones).

The product of its digits is 640, while the sum is 23.

The square root of 1214825 is about 1102.1909997818. The cubic root of 1214825 is about 106.7016757914.

Adding to 1214825 its reverse (5284121), we get a palindrome (6498946).

The spelling of 1214825 in words is "one million, two hundred fourteen thousand, eight hundred twenty-five".