16534436 has 6 divisors (see below), whose sum is σ = 28935270. Its totient is φ = 8267216.

The previous prime is 16534411. The next prime is 16534457. The reversal of 16534436 is 63443561.

It can be written as a sum of positive squares in only one way, i.e., 12208036 + 4326400 = 3494^2 + 2080^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2066801 + ... + 2066808.

It is an arithmetic number, because the mean of its divisors is an integer number (4822545).

Almost surely, 2^16534436 is an apocalyptic number.

It is an amenable number.

16534436 is a deficient number, since it is larger than the sum of its proper divisors (12400834).

16534436 is a wasteful number, since it uses less digits than its factorization.

16534436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4133613 (or 4133611 counting only the distinct ones).

The product of its digits is 25920, while the sum is 32.

The square root of 16534436 is about 4066.2557715914. The cubic root of 16534436 is about 254.7591523166.

Adding to 16534436 its reverse (63443561), we get a palindrome (79977997).

The spelling of 16534436 in words is "sixteen million, five hundred thirty-four thousand, four hundred thirty-six".