465631 has 2 divisors, whose sum is σ = 465632. Its totient is φ = 465630.

The previous prime is 465611. The next prime is 465643. The reversal of 465631 is 136564.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 465631 - 2⁹ = 465119 is a prime.

It is a super-2 number, since 2×465631² = 433624456322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 465596 and 465605.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (465611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232815 + 232816.

It is an arithmetic number, because the mean of its divisors is an integer number (232816).

2⁴⁶⁵⁶³¹ is an apocalyptic number.

465631 is a deficient number, since it is larger than the sum of its proper divisors (1).

465631 is an equidigital number, since it uses as much as digits as its factorization.

465631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2160, while the sum is 25.

The square root of 465631 is about 682.3715996435. The cubic root of 465631 is about 77.5081365027.

It can be divided in two parts, 46563 and 1, that added together give a palindrome (46564).

The spelling of 465631 in words is "four hundred sixty-five thousand, six hundred thirty-one".