424224100 has 18 divisors (see below), whose sum is σ = 920566514. Its totient is φ = 169689600.

The previous prime is 424224083. The next prime is 424224109. The reversal of 424224100 is 1422424.

It can be written as a sum of positive squares in 3 ways, for example, as 3481956 + 420742144 = 1866^2 + 20512^2 .

It is not an unprimeable number, because it can be changed into a prime (424224109) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2121021 + ... + 2121220.

Almost surely, 2^424224100 is an apocalyptic number.

It is an amenable number.

424224100 is an abundant number, since it is smaller than the sum of its proper divisors (496342414).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

424224100 is a wasteful number, since it uses less digits than its factorization.

424224100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4242255 (or 4242248 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 424224100 is about 20596.7011921812. The cubic root of 424224100 is about 751.3894834505.

Adding to 424224100 its reverse (1422424), we get a palindrome (425646524).

The spelling of 424224100 in words is "four hundred twenty-four million, two hundred twenty-four thousand, one hundred".