16453396 has 6 divisors (see below), whose sum is σ = 28793450. Its totient is φ = 8226696.

The previous prime is 16453387. The next prime is 16453417. The reversal of 16453396 is 69335461.

It can be written as a sum of positive squares in only one way, i.e., 9217296 + 7236100 = 3036^2 + 2690^2 .

It is a congruent number.

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, 2056671 + ... + 2056678.

Almost surely, 2^16453396 is an apocalyptic number.

It is an amenable number.

16453396 is a deficient number, since it is larger than the sum of its proper divisors (12340054).

16453396 is a wasteful number, since it uses less digits than its factorization.

16453396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4113353 (or 4113351 counting only the distinct ones).

The product of its digits is 58320, while the sum is 37.

The square root of 16453396 is about 4056.2785900379. The cubic root of 16453396 is about 254.3422546375.

It can be divided in two parts, 1645 and 3396, that added together give a square (5041 = 71²).

The spelling of 16453396 in words is "sixteen million, four hundred fifty-three thousand, three hundred ninety-six".