221314675 has 12 divisors (see below), whose sum is σ = 276529176. Its totient is φ = 175697600.

The previous prime is 221314669. The next prime is 221314703. The reversal of 221314675 is 576413122.

It is not a de Polignac number, because 221314675 - 2¹⁷ = 221183603 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30514 + ... + 37063.

It is an arithmetic number, because the mean of its divisors is an integer number (23044098).

Almost surely, 2^221314675 is an apocalyptic number.

221314675 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

221314675 is a deficient number, since it is larger than the sum of its proper divisors (55214501).

221314675 is a wasteful number, since it uses less digits than its factorization.

221314675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67718 (or 67713 counting only the distinct ones).

The product of its digits is 10080, while the sum is 31.

The square root of 221314675 is about 14876.6486481331. The cubic root of 221314675 is about 604.8811778578.

Adding to 221314675 its reverse (576413122), we get a palindrome (797727797).

The spelling of 221314675 in words is "two hundred twenty-one million, three hundred fourteen thousand, six hundred seventy-five".