29855 has 8 divisors (see below), whose sum is σ = 40992. Its totient is φ = 20448.

The previous prime is 29851. The next prime is 29863. The reversal of 29855 is 55892.

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 29855 - 2² = 29851 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29851) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 392 + ... + 461.

It is an arithmetic number, because the mean of its divisors is an integer number (5124).

2²⁹⁸⁵⁵ is an apocalyptic number.

29855 is a deficient number, since it is larger than the sum of its proper divisors (11137).

29855 is an equidigital number, since it uses as much as digits as its factorization.

29855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 865.

The product of its digits is 3600, while the sum is 29.

The square root of 29855 is about 172.7859948028. The cubic root of 29855 is about 31.0221832203.

It can be divided in two parts, 298 and 55, that added together give a palindrome (353).

The spelling of 29855 in words is "twenty-nine thousand, eight hundred fifty-five".