214203424 has 24 divisors (see below), whose sum is σ = 423537660. Its totient is φ = 106638336.

The previous prime is 214203403. The next prime is 214203433. The reversal of 214203424 is 424302412.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 203575824 + 10627600 = 14268^2 + 3260^2 .

It is a junction number, because it is equal to n+sod(n) for n = 214203395 and 214203404.

It is an unprimeable number.

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, 6909 + ... + 21820.

Almost surely, 2^214203424 is an apocalyptic number.

It is an amenable number.

214203424 is a deficient number, since it is larger than the sum of its proper divisors (209334236).

214203424 is a wasteful number, since it uses less digits than its factorization.

214203424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28972 (or 28964 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 214203424 is about 14635.6900759752. The cubic root of 214203424 is about 598.3318702402.

Adding to 214203424 its reverse (424302412), we get a palindrome (638505836).

The spelling of 214203424 in words is "two hundred fourteen million, two hundred three thousand, four hundred twenty-four".