13926660 has 48 divisors (see below), whose sum is σ = 42541632. Its totient is φ = 3376000.

The previous prime is 13926659. The next prime is 13926691. The reversal of 13926660 is 6662931.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9891 + ... + 11210.

It is an arithmetic number, because the mean of its divisors is an integer number (886284).

Almost surely, 2^13926660 is an apocalyptic number.

13926660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13926660 is an abundant number, since it is smaller than the sum of its proper divisors (28614972).

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

13926660 is a wasteful number, since it uses less digits than its factorization.

13926660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21124 (or 21122 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 33.

The square root of 13926660 is about 3731.8440481885. The cubic root of 13926660 is about 240.5926326284.

The spelling of 13926660 in words is "thirteen million, nine hundred twenty-six thousand, six hundred sixty".