16454426 has 8 divisors (see below), whose sum is σ = 25532820. Its totient is φ = 7943488.

The previous prime is 16454387. The next prime is 16454429. The reversal of 16454426 is 62445461.

It can be written as a sum of positive squares in 2 ways, for example, as 16394401 + 60025 = 4049^2 + 245^2 .

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 = 16454392 and 16454401.

It is not an unprimeable number, because it can be changed into a prime (16454429) 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, 141791 + ... + 141906.

Almost surely, 2^16454426 is an apocalyptic number.

16454426 is a deficient number, since it is larger than the sum of its proper divisors (9078394).

16454426 is a wasteful number, since it uses less digits than its factorization.

16454426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283728.

The product of its digits is 23040, while the sum is 32.

The square root of 16454426 is about 4056.4055517169. The cubic root of 16454426 is about 254.3475618915.

Adding to 16454426 its reverse (62445461), we get a palindrome (78899887).

The spelling of 16454426 in words is "sixteen million, four hundred fifty-four thousand, four hundred twenty-six".