422411403 has 16 divisors (see below), whose sum is σ = 579877760. Its totient is φ = 273357504.

The previous prime is 422411377. The next prime is 422411411. The reversal of 422411403 is 304114224.

It is not a de Polignac number, because 422411403 - 2²⁰ = 421362827 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 422411403.

It is not an unprimeable number, because it can be changed into a prime (422411453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10983 + ... + 31071.

It is an arithmetic number, because the mean of its divisors is an integer number (36242360).

Almost surely, 2^422411403 is an apocalyptic number.

422411403 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

422411403 is a deficient number, since it is larger than the sum of its proper divisors (157466357).

422411403 is a wasteful number, since it uses less digits than its factorization.

422411403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20298.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 422411403 is about 20552.6495372251. The cubic root of 422411403 is about 750.3177338191.

Adding to 422411403 its reverse (304114224), we get a palindrome (726525627).

The spelling of 422411403 in words is "four hundred twenty-two million, four hundred eleven thousand, four hundred three".