422134403 has 4 divisors (see below), whose sum is σ = 423626328. Its totient is φ = 420642480.

The previous prime is 422134357. The next prime is 422134423. The reversal of 422134403 is 304431224.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 422134403 - 2¹⁰ = 422133379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422134423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 745538 + ... + 746103.

It is an arithmetic number, because the mean of its divisors is an integer number (105906582).

Almost surely, 2^422134403 is an apocalyptic number.

422134403 is a deficient number, since it is larger than the sum of its proper divisors (1491925).

422134403 is a wasteful number, since it uses less digits than its factorization.

422134403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1491924.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 422134403 is about 20545.9096415807. The cubic root of 422134403 is about 750.1536888005.

Adding to 422134403 its reverse (304431224), we get a palindrome (726565627).

The spelling of 422134403 in words is "four hundred twenty-two million, one hundred thirty-four thousand, four hundred three".