13608822 has 32 divisors (see below), whose sum is σ = 28454400. Its totient is φ = 4334688.

The previous prime is 13608821. The next prime is 13608827. The reversal of 13608822 is 22880631.

It is a self number, because there is not a number n which added to its sum of digits gives 13608822.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13608821) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12579 + ... + 13617.

It is an arithmetic number, because the mean of its divisors is an integer number (889200).

Almost surely, 2^13608822 is an apocalyptic number.

13608822 is an abundant number, since it is smaller than the sum of its proper divisors (14845578).

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

13608822 is a wasteful number, since it uses less digits than its factorization.

13608822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1140.

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 13608822 is about 3689.0136893213. The cubic root of 13608822 is about 238.7482395272.

The spelling of 13608822 in words is "thirteen million, six hundred eight thousand, eight hundred twenty-two".