422432525 has 12 divisors (see below), whose sum is σ = 533701332. Its totient is φ = 331568640.

The previous prime is 422432501. The next prime is 422432539. The reversal of 422432525 is 525234224.

It can be written as a sum of positive squares in 6 ways, for example, as 26183689 + 396248836 = 5117^2 + 19906^2 .

It is not a de Polignac number, because 422432525 - 2¹² = 422428429 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 11 ways as a sum of consecutive naturals, for example, 158084 + ... + 160733.

It is an arithmetic number, because the mean of its divisors is an integer number (44475111).

Almost surely, 2^422432525 is an apocalyptic number.

It is an amenable number.

422432525 is a deficient number, since it is larger than the sum of its proper divisors (111268807).

422432525 is a wasteful number, since it uses less digits than its factorization.

422432525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318880 (or 318875 counting only the distinct ones).

The product of its digits is 19200, while the sum is 29.

The square root of 422432525 is about 20553.1633818252. The cubic root of 422432525 is about 750.3302397528.

Adding to 422432525 its reverse (525234224), we get a palindrome (947666749).

The spelling of 422432525 in words is "four hundred twenty-two million, four hundred thirty-two thousand, five hundred twenty-five".