422603525 has 6 divisors (see below), whose sum is σ = 524028402. Its totient is φ = 338082800.

The previous prime is 422603483. The next prime is 422603537. The reversal of 422603525 is 525306224.

It can be written as a sum of positive squares in 3 ways, for example, as 88774084 + 333829441 = 9422^2 + 18271^2 .

It is not a de Polignac number, because 422603525 - 2¹⁰ = 422602501 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, 8452046 + ... + 8452095.

It is an arithmetic number, because the mean of its divisors is an integer number (87338067).

Almost surely, 2^422603525 is an apocalyptic number.

It is an amenable number.

422603525 is a deficient number, since it is larger than the sum of its proper divisors (101424877).

422603525 is a wasteful number, since it uses less digits than its factorization.

422603525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16904151 (or 16904146 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 422603525 is about 20557.3229045029. The cubic root of 422603525 is about 750.4314702488.

Adding to 422603525 its reverse (525306224), we get a palindrome (947909749).

The spelling of 422603525 in words is "four hundred twenty-two million, six hundred three thousand, five hundred twenty-five".