16454916 has 36 divisors (see below), whose sum is σ = 42103152. Its totient is φ = 5417904.

The previous prime is 16454903. The next prime is 16454917. The reversal of 16454916 is 61945461.

16454916 is a `hidden beast` number, since 1 + 645 + 4 + 9 + 1 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (16454917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 235 + ... + 5741.

It is an arithmetic number, because the mean of its divisors is an integer number (1169532).

Almost surely, 2^16454916 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16454916, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21051576).

16454916 is an abundant number, since it is smaller than the sum of its proper divisors (25648236).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16454916 is a wasteful number, since it uses less digits than its factorization.

16454916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5600 (or 5595 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 16454916 is about 4056.4659495674. The cubic root of 16454916 is about 254.3500866239.

It can be divided in two parts, 1645 and 4916, that added together give a 8-th power (6561 = 3⁸).

The spelling of 16454916 in words is "sixteen million, four hundred fifty-four thousand, nine hundred sixteen".