34891 has 8 divisors (see below), whose sum is σ = 38304. Its totient is φ = 31680.

The previous prime is 34883. The next prime is 34897. The reversal of 34891 is 19843.

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 34891 - 2³ = 34883 is a prime.

It is a Duffinian number.

34891 is a lucky number.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34897) 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, 831 + ... + 871.

It is an arithmetic number, because the mean of its divisors is an integer number (4788).

2³⁴⁸⁹¹ is an apocalyptic number.

34891 is a deficient number, since it is larger than the sum of its proper divisors (3413).

34891 is a wasteful number, since it uses less digits than its factorization.

34891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101.

The product of its digits is 864, while the sum is 25.

The square root of 34891 is about 186.7913274218. The cubic root of 34891 is about 32.6766710068.

The spelling of 34891 in words is "thirty-four thousand, eight hundred ninety-one".