4225442431 has 6 divisors (see below), whose sum is σ = 4915310640. Its totient is φ = 3621807756.

The previous prime is 4225442393. The next prime is 4225442461. The reversal of 4225442431 is 1342445224.

It is not a de Polignac number, because 4225442431 - 2¹¹ = 4225440383 is a prime.

It is a super-2 number, since 2×4225442431² = 35708727475390379522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4225442393 and 4225442402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4225442461) 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, 43116711 + ... + 43116808.

It is an arithmetic number, because the mean of its divisors is an integer number (819218440).

Almost surely, 2^4225442431 is an apocalyptic number.

4225442431 is a deficient number, since it is larger than the sum of its proper divisors (689868209).

4225442431 is an equidigital number, since it uses as much as digits as its factorization.

4225442431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86233533 (or 86233526 counting only the distinct ones).

The product of its digits is 30720, while the sum is 31.

The square root of 4225442431 is about 65003.4032262927. The cubic root of 4225442431 is about 1616.6799901454.

Adding to 4225442431 its reverse (1342445224), we get a palindrome (5567887655).

The spelling of 4225442431 in words is "four billion, two hundred twenty-five million, four hundred forty-two thousand, four hundred thirty-one".