422030525 has 48 divisors (see below), whose sum is σ = 638816256. Its totient is φ = 269982720.

The previous prime is 422030503. The next prime is 422030537. The reversal of 422030525 is 525030224.

It is a de Polignac number, because none of the positive numbers 2^k-422030525 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 422030525.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 377267 + ... + 378383.

It is an arithmetic number, because the mean of its divisors is an integer number (13308672).

Almost surely, 2^422030525 is an apocalyptic number.

It is an amenable number.

422030525 is a deficient number, since it is larger than the sum of its proper divisors (216785731).

422030525 is a wasteful number, since it uses less digits than its factorization.

422030525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1278 (or 1273 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 422030525 is about 20543.3815376145. The cubic root of 422030525 is about 750.0921516399.

Adding to 422030525 its reverse (525030224), we get a palindrome (947060749).

The spelling of 422030525 in words is "four hundred twenty-two million, thirty thousand, five hundred twenty-five".