46931 has 4 divisors (see below), whose sum is σ = 47664. Its totient is φ = 46200.

The previous prime is 46919. The next prime is 46933. The reversal of 46931 is 13964.

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 46931 - 2⁶ = 46867 is a prime.

It is a super-2 number, since 2×46931² = 4405037522, which contains 22 as substring.

It is a d-powerful number, because it can be written as 4⁴ + 6⁶ + 9 + 3² + 1 .

It is a Duffinian number.

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 46897 and 46906.

It is not an unprimeable number, because it can be changed into a prime (46933) 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, 260 + ... + 401.

It is an arithmetic number, because the mean of its divisors is an integer number (11916).

2⁴⁶⁹³¹ is an apocalyptic number.

46931 is a deficient number, since it is larger than the sum of its proper divisors (733).

46931 is an equidigital number, since it uses as much as digits as its factorization.

46931 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 732.

The product of its digits is 648, while the sum is 23.

The square root of 46931 is about 216.6356388040. The cubic root of 46931 is about 36.0705919394.

The spelling of 46931 in words is "forty-six thousand, nine hundred thirty-one".