4242066425 has 6 divisors (see below), whose sum is σ = 5260162398. Its totient is φ = 3393653120.

The previous prime is 4242066403. The next prime is 4242066431. The reversal of 4242066425 is 5246602424.

It can be written as a sum of positive squares in 3 ways, for example, as 1452219664 + 2789846761 = 38108^2 + 52819^2 .

It is not a de Polignac number, because 4242066425 - 2¹⁴ = 4242050041 is a prime.

It is a super-2 number, since 2×4242066425² = 35990255108224561250, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 84841304 + ... + 84841353.

It is an arithmetic number, because the mean of its divisors is an integer number (876693733).

Almost surely, 2^4242066425 is an apocalyptic number.

It is an amenable number.

4242066425 is a deficient number, since it is larger than the sum of its proper divisors (1018095973).

4242066425 is a wasteful number, since it uses less digits than its factorization.

4242066425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169682667 (or 169682662 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 35.

The square root of 4242066425 is about 65131.1478863992. The cubic root of 4242066425 is about 1618.7973628952.

Adding to 4242066425 its reverse (5246602424), we get a palindrome (9488668849).

The spelling of 4242066425 in words is "four billion, two hundred forty-two million, sixty-six thousand, four hundred twenty-five".