13716040 has 48 divisors (see below), whose sum is σ = 33434100. Its totient is φ = 5061888.

The previous prime is 13716037. The next prime is 13716067. The reversal of 13716040 is 4061731.

It can be written as a sum of positive squares in 6 ways, for example, as 5317636 + 8398404 = 2306^2 + 2898^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5746 + ... + 7774.

Almost surely, 2^13716040 is an apocalyptic number.

13716040 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 13716040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16717050).

13716040 is an abundant number, since it is smaller than the sum of its proper divisors (19718060).

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

13716040 is a wasteful number, since it uses less digits than its factorization.

13716040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2066 (or 2049 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 13716040 is about 3703.5172471584. The cubic root of 13716040 is about 239.3735979894.

Adding to 13716040 its reverse (4061731), we get a palindrome (17777771).

The spelling of 13716040 in words is "thirteen million, seven hundred sixteen thousand, forty".