2247925 has 6 divisors (see below), whose sum is σ = 2787458.
Its totient is φ = 1798320.
The previous prime is 2247923. The next prime is 2247929. The reversal of 2247925 is 5297422.
2247925 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 3 ways, for example, as 417316 + 1830609 = 646^2 + 1353^2
It is not a de Polignac number, because 2247925 - 21 = 2247923 is a prime.
It is a d-powerful number, because it can be written as 25 + 29 + 48 + 7 + 94 + 221 + 57 .
It is a Duffinian number.
2247925 is a lucky number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2247923) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 44934 + ... + 44983.
22247925 is an apocalyptic number.
2247925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2247925 is a deficient number, since it is larger than the sum of its proper divisors (539533).
2247925 is an equidigital number, since it uses as much as digits as its factorization.
2247925 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 89927 (or 89922 counting only the distinct ones).
The product of its digits is 10080, while the sum is 31.
The square root of 2247925 is about 1499.3081737922.
The cubic root of 2247925 is about 130.9967755553.
The spelling of 2247925 in words is "two million, two hundred forty-seven thousand, nine hundred twenty-five".