16081826 has 8 divisors (see below), whose sum is σ = 24361884. Its totient is φ = 7961200.

The previous prime is 16081823. The next prime is 16081837. The reversal of 16081826 is 62818061.

It can be written as a sum of positive squares in 2 ways, for example, as 15960025 + 121801 = 3995^2 + 349^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 16081792 and 16081801.

It is not an unprimeable number, because it can be changed into a prime (16081823) 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, 39605 + ... + 40008.

Almost surely, 2^16081826 is an apocalyptic number.

16081826 is a deficient number, since it is larger than the sum of its proper divisors (8280058).

16081826 is a wasteful number, since it uses less digits than its factorization.

16081826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79716.

The product of its (nonzero) digits is 4608, while the sum is 32.

The square root of 16081826 is about 4010.2152061953. The cubic root of 16081826 is about 252.4130393612.

Adding to 16081826 its reverse (62818061), we get a palindrome (78899887).

The spelling of 16081826 in words is "sixteen million, eighty-one thousand, eight hundred twenty-six".