16499712 has 88 divisors (see below), whose sum is σ = 45394272. Its totient is φ = 5324800.

The previous prime is 16499701. The next prime is 16499729. The reversal of 16499712 is 21799461.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125887 + ... + 126017.

It is an arithmetic number, because the mean of its divisors is an integer number (515844).

Almost surely, 2^16499712 is an apocalyptic number.

16499712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16499712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22697136).

16499712 is an abundant number, since it is smaller than the sum of its proper divisors (28894560).

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

16499712 is a wasteful number, since it uses less digits than its factorization.

16499712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195 (or 177 counting only the distinct ones).

The product of its digits is 27216, while the sum is 39.

The square root of 16499712 is about 4061.9837518139. The cubic root of 16499712 is about 254.5806872690.

The spelling of 16499712 in words is "sixteen million, four hundred ninety-nine thousand, seven hundred twelve".