13566330 has 48 divisors (see below), whose sum is σ = 35459424. Its totient is φ = 3598560.

The previous prime is 13566317. The next prime is 13566331. The reversal of 13566330 is 3366531.

13566330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 13566294 and 13566303.

It is not an unprimeable number, because it can be changed into a prime (13566331) 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, 27385 + ... + 27875.

It is an arithmetic number, because the mean of its divisors is an integer number (738738).

Almost surely, 2^13566330 is an apocalyptic number.

13566330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13566330 is the 1842-nd decagonal number.

13566330 is an abundant number, since it is smaller than the sum of its proper divisors (21893094).

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

13566330 is a wasteful number, since it uses less digits than its factorization.

13566330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 811 (or 808 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 27.

The square root of 13566330 is about 3683.2499236408. The cubic root of 13566330 is about 238.4994923713.

The spelling of 13566330 in words is "thirteen million, five hundred sixty-six thousand, three hundred thirty".