16326648 has 48 divisors (see below), whose sum is σ = 47622120. Its totient is φ = 5023296.

The previous prime is 16326641. The next prime is 16326649. The reversal of 16326648 is 84662361.

16326648 is a `hidden beast` number, since 1 + 6 + 3 + 2 + 6 + 648 = 666.

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

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16326641) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7786 + ... + 9657.

Almost surely, 2^16326648 is an apocalyptic number.

16326648 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

16326648 is an abundant number, since it is smaller than the sum of its proper divisors (31295472).

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

16326648 is a wasteful number, since it uses less digits than its factorization.

16326648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17468 (or 17461 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 16326648 is about 4040.6247041763. The cubic root of 16326648 is about 253.6874656421.

The spelling of 16326648 in words is "sixteen million, three hundred twenty-six thousand, six hundred forty-eight".