13606506 has 48 divisors (see below), whose sum is σ = 30663360. Its totient is φ = 4357440.

The previous prime is 13606499. The next prime is 13606513. The reversal of 13606506 is 60560631.

13606506 is a `hidden beast` number, since 1 + 3 + 6 + 0 + 650 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (13606499) and next prime (13606513).

It is a self number, because there is not a number n which added to its sum of digits gives 13606506.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 75925 + ... + 76103.

It is an arithmetic number, because the mean of its divisors is an integer number (638820).

Almost surely, 2^13606506 is an apocalyptic number.

13606506 is an abundant number, since it is smaller than the sum of its proper divisors (17056854).

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

13606506 is a wasteful number, since it uses less digits than its factorization.

13606506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331 (or 328 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 13606506 is about 3688.6997709220. The cubic root of 13606506 is about 238.7346950707.

The spelling of 13606506 in words is "thirteen million, six hundred six thousand, five hundred six".