422124404 has 24 divisors (see below), whose sum is σ = 796279008. Its totient is φ = 194646240.

The previous prime is 422124403. The next prime is 422124407. The reversal of 422124404 is 404421224.

It is a self number, because there is not a number n which added to its sum of digits gives 422124404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422124403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64859 + ... + 71069.

It is an arithmetic number, because the mean of its divisors is an integer number (33178292).

Almost surely, 2^422124404 is an apocalyptic number.

It is an amenable number.

422124404 is a deficient number, since it is larger than the sum of its proper divisors (374154604).

422124404 is a wasteful number, since it uses less digits than its factorization.

422124404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7535 (or 7533 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 23.

The square root of 422124404 is about 20545.6663070342. Note that the first 3 decimals coincide. The cubic root of 422124404 is about 750.1477658481.

Adding to 422124404 its reverse (404421224), we get a palindrome (826545628).

The spelling of 422124404 in words is "four hundred twenty-two million, one hundred twenty-four thousand, four hundred four".