214224536 has 8 divisors (see below), whose sum is σ = 401671020. Its totient is φ = 107112264.

The previous prime is 214224533. The next prime is 214224557. The reversal of 214224536 is 635422412.

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

It is a junction number, because it is equal to n+sod(n) for n = 214224499 and 214224508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214224533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13389026 + ... + 13389041.

Almost surely, 2^214224536 is an apocalyptic number.

It is an amenable number.

214224536 is a deficient number, since it is larger than the sum of its proper divisors (187446484).

214224536 is a wasteful number, since it uses less digits than its factorization.

214224536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26778073 (or 26778069 counting only the distinct ones).

The product of its digits is 11520, while the sum is 29.

The square root of 214224536 is about 14636.4113087874. The cubic root of 214224536 is about 598.3515268937.

Adding to 214224536 its reverse (635422412), we get a palindrome (849646948).

The spelling of 214224536 in words is "two hundred fourteen million, two hundred twenty-four thousand, five hundred thirty-six".