16223707 has 2 divisors, whose sum is σ = 16223708. Its totient is φ = 16223706.

The previous prime is 16223693. The next prime is 16223719. The reversal of 16223707 is 70732261.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16223707 - 2¹¹ = 16221659 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (16223737) by changing a digit.

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 as a sum of consecutive naturals, namely, 8111853 + 8111854.

It is an arithmetic number, because the mean of its divisors is an integer number (8111854).

Almost surely, 2^16223707 is an apocalyptic number.

16223707 is a deficient number, since it is larger than the sum of its proper divisors (1).

16223707 is an equidigital number, since it uses as much as digits as its factorization.

16223707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3528, while the sum is 28.

The square root of 16223707 is about 4027.8663086056. The cubic root of 16223707 is about 253.1531669514.

Adding to 16223707 its reverse (70732261), we get a palindrome (86955968).

It can be divided in two parts, 1622 and 3707, that added together give a square (5329 = 73²).

The spelling of 16223707 in words is "sixteen million, two hundred twenty-three thousand, seven hundred seven".