16740736 has 16 divisors (see below), whose sum is σ = 33350940. Its totient is φ = 8370304.

The previous prime is 16740727. The next prime is 16740749. The reversal of 16740736 is 63704761.

It is a tau number, because it is divible by the number of its divisors (16).

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, 65266 + ... + 65521.

Almost surely, 2^16740736 is an apocalyptic number.

16740736 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16740736 is a deficient number, since it is larger than the sum of its proper divisors (16610204).

16740736 is an equidigital number, since it uses as much as digits as its factorization.

16740736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130801 (or 130789 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 34.

The square root of 16740736 is about 4091.5444516710. The cubic root of 16740736 is about 255.8143184793.

The spelling of 16740736 in words is "sixteen million, seven hundred forty thousand, seven hundred thirty-six".