2318425 has 6 divisors (see below), whose sum is σ = 2874878. Its totient is φ = 1854720.

The previous prime is 2318417. The next prime is 2318453. The reversal of 2318425 is 5248132.

It can be written as a sum of positive squares in 3 ways, for example, as 233289 + 2085136 = 483^2 + 1444^2 .

It is not a de Polignac number, because 2318425 - 2³ = 2318417 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 92737 = 2318425 / (2 + 3 + 1 + 8 + 4 + 2 + 5).

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 2318425.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 46344 + ... + 46393.

2^2318425 is an apocalyptic number.

2318425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2318425 is a deficient number, since it is larger than the sum of its proper divisors (556453).

2318425 is an equidigital number, since it uses as much as digits as its factorization.

2318425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92747 (or 92742 counting only the distinct ones).

The product of its digits is 1920, while the sum is 25.

The square root of 2318425 is about 1522.6375143152. The cubic root of 2318425 is about 132.3521550183.

The spelling of 2318425 in words is "two million, three hundred eighteen thousand, four hundred twenty-five".