46891 has 4 divisors (see below), whose sum is σ = 50512. Its totient is φ = 43272.

The previous prime is 46889. The next prime is 46901. The reversal of 46891 is 19864.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 46891 - 2¹ = 46889 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (46811) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1791 + ... + 1816.

It is an arithmetic number, because the mean of its divisors is an integer number (12628).

2⁴⁶⁸⁹¹ is an apocalyptic number.

46891 is a deficient number, since it is larger than the sum of its proper divisors (3621).

46891 is a wasteful number, since it uses less digits than its factorization.

46891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3620.

The product of its digits is 1728, while the sum is 28.

The square root of 46891 is about 216.5432982108. The cubic root of 46891 is about 36.0603411898.

The spelling of 46891 in words is "forty-six thousand, eight hundred ninety-one".