16827664 has 20 divisors (see below), whose sum is σ = 37261504. Its totient is φ = 7211808.

The previous prime is 16827661. The next prime is 16827667. The reversal of 16827664 is 46672861.

It is an interprime number because it is at equal distance from previous prime (16827661) and next prime (16827667).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16827661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75012 + ... + 75235.

Almost surely, 2^16827664 is an apocalyptic number.

16827664 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

16827664 is an abundant number, since it is smaller than the sum of its proper divisors (20433840).

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

16827664 is a wasteful number, since it uses less digits than its factorization.

16827664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150262 (or 150256 counting only the distinct ones).

The product of its digits is 96768, while the sum is 40.

The square root of 16827664 is about 4102.1535807427. The cubic root of 16827664 is about 256.2563350407.

The spelling of 16827664 in words is "sixteen million, eight hundred twenty-seven thousand, six hundred sixty-four".