422124424 has 8 divisors (see below), whose sum is σ = 791483310. Its totient is φ = 211062208.

The previous prime is 422124407. The next prime is 422124431. The reversal of 422124424 is 424421224.

It can be written as a sum of positive squares in only one way, i.e., 278556100 + 143568324 = 16690^2 + 11982^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26382769 + ... + 26382784.

Almost surely, 2^422124424 is an apocalyptic number.

It is an amenable number.

422124424 is a deficient number, since it is larger than the sum of its proper divisors (369358886).

422124424 is a wasteful number, since it uses less digits than its factorization.

422124424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52765559 (or 52765555 counting only the distinct ones).

The product of its digits is 4096, while the sum is 25.

The square root of 422124424 is about 20545.6667937548. Note that the first 3 decimals coincide. The cubic root of 422124424 is about 750.1477776952.

Adding to 422124424 its reverse (424421224), we get a palindrome (846545648).

The spelling of 422124424 in words is "four hundred twenty-two million, one hundred twenty-four thousand, four hundred twenty-four".