13099716 has 72 divisors (see below), whose sum is σ = 38176320. Its totient is φ = 3710016.

The previous prime is 13099687. The next prime is 13099717. The reversal of 13099716 is 61799031.

13099716 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (13099717) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57090 + ... + 57318.

Almost surely, 2^13099716 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13099716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19088160).

13099716 is an abundant number, since it is smaller than the sum of its proper divisors (25076604).

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

13099716 is a wasteful number, since it uses less digits than its factorization.

13099716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473 (or 468 counting only the distinct ones).

The product of its (nonzero) digits is 10206, while the sum is 36.

The square root of 13099716 is about 3619.3529808517. The cubic root of 13099716 is about 235.7331322200.

It can be divided in two parts, 1309 and 9716, that added together give a square (11025 = 105²).

The spelling of 13099716 in words is "thirteen million, ninety-nine thousand, seven hundred sixteen".