13666052 has 24 divisors (see below), whose sum is σ = 24662400. Its totient is φ = 6623136.

The previous prime is 13666031. The next prime is 13666067. The reversal of 13666052 is 25066631.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18278 + ... + 19010.

It is an arithmetic number, because the mean of its divisors is an integer number (1027600).

Almost surely, 2^13666052 is an apocalyptic number.

It is an amenable number.

13666052 is a deficient number, since it is larger than the sum of its proper divisors (10996348).

13666052 is a wasteful number, since it uses less digits than its factorization.

13666052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 875 (or 873 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 13666052 is about 3696.7623672614. The cubic root of 13666052 is about 239.0824456026.

The spelling of 13666052 in words is "thirteen million, six hundred sixty-six thousand, fifty-two".