16716240 has 160 divisors (see below), whose sum is σ = 58924800. Its totient is φ = 4354560.

The previous prime is 16716229. The next prime is 16716251. The reversal of 16716240 is 4261761.

It is an interprime number because it is at equal distance from previous prime (16716229) and next prime (16716251).

It is a Harshad number since it is a multiple of its sum of digits (27).

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 in 31 ways as a sum of consecutive naturals, for example, 153306 + ... + 153414.

It is an arithmetic number, because the mean of its divisors is an integer number (368280).

Almost surely, 2^16716240 is an apocalyptic number.

16716240 is a gapful number since it is divisible by the number (10) 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 16716240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29462400).

16716240 is an abundant number, since it is smaller than the sum of its proper divisors (42208560).

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

16716240 is a wasteful number, since it uses less digits than its factorization.

16716240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202 (or 190 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 16716240 is about 4088.5498651722. The cubic root of 16716240 is about 255.6894835358.

The spelling of 16716240 in words is "sixteen million, seven hundred sixteen thousand, two hundred forty".