467687081 has 2 divisors, whose sum is σ = 467687082. Its totient is φ = 467687080.

The previous prime is 467687069. The next prime is 467687113. The reversal of 467687081 is 180786764.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 445210000 + 22477081 = 21100^2 + 4741^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-467687081 is a prime.

It is a super-2 number, since 2×467687081² = 437462411468601122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (467687021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 233843540 + 233843541.

It is an arithmetic number, because the mean of its divisors is an integer number (233843541).

Almost surely, 2^467687081 is an apocalyptic number.

It is an amenable number.

467687081 is a deficient number, since it is larger than the sum of its proper divisors (1).

467687081 is an equidigital number, since it uses as much as digits as its factorization.

467687081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 451584, while the sum is 47.

The square root of 467687081 is about 21626.0741004927. The cubic root of 467687081 is about 776.2205289769.

The spelling of 467687081 in words is "four hundred sixty-seven million, six hundred eighty-seven thousand, eighty-one".