16625323 has 32 divisors (see below), whose sum is σ = 21369600. Its totient is φ = 12700800.

The previous prime is 16625317. The next prime is 16625327. The reversal of 16625323 is 32352661.

It is a cyclic number.

It is not a de Polignac number, because 16625323 - 2¹³ = 16617131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16625291 and 16625300.

It is not an unprimeable number, because it can be changed into a prime (16625327) 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 in 31 ways as a sum of consecutive naturals, for example, 78688 + ... + 78898.

It is an arithmetic number, because the mean of its divisors is an integer number (667800).

Almost surely, 2^16625323 is an apocalyptic number.

16625323 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

16625323 is a deficient number, since it is larger than the sum of its proper divisors (4744277).

16625323 is a wasteful number, since it uses less digits than its factorization.

16625323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283.

The product of its digits is 6480, while the sum is 28.

The square root of 16625323 is about 4077.4162161840. The cubic root of 16625323 is about 255.2250889650.

Adding to 16625323 its reverse (32352661), we get a palindrome (48977984).

The spelling of 16625323 in words is "sixteen million, six hundred twenty-five thousand, three hundred twenty-three".