13958855 has 8 divisors (see below), whose sum is σ = 16836000. Its totient is φ = 11110176.

The previous prime is 13958843. The next prime is 13958873. The reversal of 13958855 is 55885931.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13958855 - 2⁴ = 13958839 is a prime.

It is a super-3 number, since 3×13958855³ (a number of 22 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

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, 6020 + ... + 8009.

It is an arithmetic number, because the mean of its divisors is an integer number (2104500).

Almost surely, 2^13958855 is an apocalyptic number.

13958855 is a deficient number, since it is larger than the sum of its proper divisors (2877145).

13958855 is a wasteful number, since it uses less digits than its factorization.

13958855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14233.

The product of its digits is 216000, while the sum is 44.

The square root of 13958855 is about 3736.1551091998. The cubic root of 13958855 is about 240.7778868724. Note that the first 3 decimals are identical.

The spelling of 13958855 in words is "thirteen million, nine hundred fifty-eight thousand, eight hundred fifty-five".