422434525 has 6 divisors (see below), whose sum is σ = 523818842. Its totient is φ = 337947600.

The previous prime is 422434511. The next prime is 422434541. The reversal of 422434525 is 525434224.

It can be written as a sum of positive squares in 3 ways, for example, as 1240996 + 421193529 = 1114^2 + 20523^2 .

It is not a de Polignac number, because 422434525 - 2¹⁵ = 422401757 is a prime.

It is a Duffinian number.

It is a congruent 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, 8448666 + ... + 8448715.

Almost surely, 2^422434525 is an apocalyptic number.

It is an amenable number.

422434525 is a deficient number, since it is larger than the sum of its proper divisors (101384317).

422434525 is a wasteful number, since it uses less digits than its factorization.

422434525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16897391 (or 16897386 counting only the distinct ones).

The product of its digits is 38400, while the sum is 31.

The square root of 422434525 is about 20553.2120360784. The cubic root of 422434525 is about 750.3314238931.

Adding to 422434525 its reverse (525434224), we get a palindrome (947868749).

The spelling of 422434525 in words is "four hundred twenty-two million, four hundred thirty-four thousand, five hundred twenty-five".