468581 has 2 divisors, whose sum is σ = 468582. Its totient is φ = 468580.

The previous prime is 468577. The next prime is 468593. The reversal of 468581 is 185864.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 320356 + 148225 = 566^2 + 385^2 .

It is a cyclic number.

It is not a de Polignac number, because 468581 - 2² = 468577 is a prime.

It is a super-2 number, since 2×468581² = 439136307122, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 468581.

It is not a weakly prime, because it can be changed into another prime (468551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 234290 + 234291.

It is an arithmetic number, because the mean of its divisors is an integer number (234291).

2⁴⁶⁸⁵⁸¹ is an apocalyptic number.

It is an amenable number.

468581 is a deficient number, since it is larger than the sum of its proper divisors (1).

468581 is an equidigital number, since it uses as much as digits as its factorization.

468581 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7680, while the sum is 32.

The square root of 468581 is about 684.5297656056. The cubic root of 468581 is about 77.6714760193.

The spelling of 468581 in words is "four hundred sixty-eight thousand, five hundred eighty-one".