13855104 has 128 divisors (see below), whose sum is σ = 43248000. Its totient is φ = 4354560.

The previous prime is 13855097. The next prime is 13855111. The reversal of 13855104 is 40155831.

It is an interprime number because it is at equal distance from previous prime (13855097) and next prime (13855111).

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65559 + ... + 65769.

It is an arithmetic number, because the mean of its divisors is an integer number (337875).

Almost surely, 2^13855104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13855104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21624000).

13855104 is an abundant number, since it is smaller than the sum of its proper divisors (29392896).

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

13855104 is a wasteful number, since it uses less digits than its factorization.

13855104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253 (or 235 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The square root of 13855104 is about 3722.2444841789. The cubic root of 13855104 is about 240.1798651685.

The spelling of 13855104 in words is "thirteen million, eight hundred fifty-five thousand, one hundred four".