244722425 has 6 divisors (see below), whose sum is σ = 303455838. Its totient is φ = 195777920.

The previous prime is 244722421. The next prime is 244722431. The reversal of 244722425 is 524227442.

It can be written as a sum of positive squares in 3 ways, for example, as 5494336 + 239228089 = 2344^2 + 15467^2 .

It is not a de Polignac number, because 244722425 - 2² = 244722421 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 244722391 and 244722400.

It is not an unprimeable number, because it can be changed into a prime (244722421) 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, 4894424 + ... + 4894473.

It is an arithmetic number, because the mean of its divisors is an integer number (50575973).

Almost surely, 2^244722425 is an apocalyptic number.

244722425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

244722425 is a deficient number, since it is larger than the sum of its proper divisors (58733413).

244722425 is an equidigital number, since it uses as much as digits as its factorization.

244722425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9788907 (or 9788902 counting only the distinct ones).

The product of its digits is 35840, while the sum is 32.

The square root of 244722425 is about 15643.6065215154. The cubic root of 244722425 is about 625.4960754837.

Adding to 244722425 its reverse (524227442), we get a palindrome (768949867).

The spelling of 244722425 in words is "two hundred forty-four million, seven hundred twenty-two thousand, four hundred twenty-five".