164203224 has 16 divisors (see below), whose sum is σ = 410508120. Its totient is φ = 54734400.

The previous prime is 164203223. The next prime is 164203229. The reversal of 164203224 is 422302461.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 6841801 = 164203224 / (1 + 6 + 4 + 2 + 0 + 3 + 2 + 2 + 4).

It is a junction number, because it is equal to n+sod(n) for n = 164203194 and 164203203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164203223) 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 in 3 ways as a sum of consecutive naturals, for example, 3420877 + ... + 3420924.

Almost surely, 2^164203224 is an apocalyptic number.

It is an amenable number.

164203224 is an abundant number, since it is smaller than the sum of its proper divisors (246304896).

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

164203224 is a wasteful number, since it uses less digits than its factorization.

164203224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6841810 (or 6841806 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 164203224 is about 12814.1805824641. The cubic root of 164203224 is about 547.5963692669.

Adding to 164203224 its reverse (422302461), we get a palindrome (586505685).

The spelling of 164203224 in words is "one hundred sixty-four million, two hundred three thousand, two hundred twenty-four".