422505133 has 4 divisors (see below), whose sum is σ = 423998368. Its totient is φ = 421011900.

The previous prime is 422505113. The next prime is 422505221. The reversal of 422505133 is 331505224.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 422505133 - 2¹³ = 422496941 is a prime.

It is a super-2 number, since 2×422505133² = 357021174822695378, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 422505098 and 422505107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422505103) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 746193 + ... + 746758.

It is an arithmetic number, because the mean of its divisors is an integer number (105999592).

Almost surely, 2^422505133 is an apocalyptic number.

It is an amenable number.

422505133 is a deficient number, since it is larger than the sum of its proper divisors (1493235).

422505133 is a wasteful number, since it uses less digits than its factorization.

422505133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1493234.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 422505133 is about 20554.9296520324. The cubic root of 422505133 is about 750.3732263868.

Subtracting from 422505133 its reverse (331505224), we obtain a palindrome (90999909).

The spelling of 422505133 in words is "four hundred twenty-two million, five hundred five thousand, one hundred thirty-three".