465931 has 2 divisors, whose sum is σ = 465932. Its totient is φ = 465930.

The previous prime is 465929. The next prime is 465947. The reversal of 465931 is 139564.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 465931 - 2¹ = 465929 is a prime.

It is a super-2 number, since 2×465931² = 434183393522, which contains 22 as substring.

Together with 465929, it forms a pair of twin primes.

465931 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 465931.

It is not a weakly prime, because it can be changed into another prime (465901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232965 + 232966.

It is an arithmetic number, because the mean of its divisors is an integer number (232966).

2⁴⁶⁵⁹³¹ is an apocalyptic number.

465931 is a deficient number, since it is larger than the sum of its proper divisors (1).

465931 is an equidigital number, since it uses as much as digits as its factorization.

465931 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3240, while the sum is 28.

The square root of 465931 is about 682.5913858232. The cubic root of 465931 is about 77.5247787573.

It can be divided in two parts, 465 and 931, that multiplied together give a triangular number (432915 = T₉₃₀).

The spelling of 465931 in words is "four hundred sixty-five thousand, nine hundred thirty-one".