13660696 has 64 divisors (see below), whose sum is σ = 31737600. Its totient is φ = 5380992.

The previous prime is 13660663. The next prime is 13660763. The reversal of 13660696 is 69606631.

It is a super-2 number, since 2×13660696² = 373229230408832, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39195 + ... + 39541.

It is an arithmetic number, because the mean of its divisors is an integer number (495900).

Almost surely, 2^13660696 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 13660696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15868800).

13660696 is an abundant number, since it is smaller than the sum of its proper divisors (18076904).

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

13660696 is a wasteful number, since it uses less digits than its factorization.

13660696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416 (or 412 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 37.

The square root of 13660696 is about 3696.0378785938. The cubic root of 13660696 is about 239.0512077854.

The spelling of 13660696 in words is "thirteen million, six hundred sixty thousand, six hundred ninety-six".