425244245 has 8 divisors (see below), whose sum is σ = 511663416. Its totient is φ = 339281856.

The previous prime is 425244241. The next prime is 425244271. The reversal of 425244245 is 542442524.

It can be written as a sum of positive squares in 4 ways, for example, as 172370641 + 252873604 = 13129^2 + 15902^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 425244245 - 2² = 425244241 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425244241) 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, 112142 + ... + 115871.

It is an arithmetic number, because the mean of its divisors is an integer number (63957927).

Almost surely, 2^425244245 is an apocalyptic number.

It is an amenable number.

425244245 is a deficient number, since it is larger than the sum of its proper divisors (86419171).

425244245 is a wasteful number, since it uses less digits than its factorization.

425244245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228391.

The product of its digits is 51200, while the sum is 32.

The square root of 425244245 is about 20621.4510886116. The cubic root of 425244245 is about 751.9912979273.

Adding to 425244245 its reverse (542442524), we get a palindrome (967686769).

The spelling of 425244245 in words is "four hundred twenty-five million, two hundred forty-four thousand, two hundred forty-five".