4225243257 has 40 divisors (see below), whose sum is σ = 6696984096. Its totient is φ = 2645612928.

The previous prime is 4225243249. The next prime is 4225243259. The reversal of 4225243257 is 7523425224.

It is not a de Polignac number, because 4225243257 - 2³ = 4225243249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4225243259) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 717238 + ... + 723104.

Almost surely, 2^4225243257 is an apocalyptic number.

It is an amenable number.

4225243257 is a deficient number, since it is larger than the sum of its proper divisors (2471740839).

4225243257 is a wasteful number, since it uses less digits than its factorization.

4225243257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6419 (or 6410 counting only the distinct ones).

The product of its digits is 134400, while the sum is 36.

The square root of 4225243257 is about 65001.8711807591. The cubic root of 4225243257 is about 1616.6545880181.

The spelling of 4225243257 in words is "four billion, two hundred twenty-five million, two hundred forty-three thousand, two hundred fifty-seven".