468835681 has 2 divisors, whose sum is σ = 468835682. Its totient is φ = 468835680.

The previous prime is 468835607. The next prime is 468835693. The reversal of 468835681 is 186538864.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 441378081 + 27457600 = 21009^2 + 5240^2 .

It is a cyclic number.

It is not a de Polignac number, because 468835681 - 2²³ = 460447073 is a prime.

It is a super-2 number, since 2×468835681² = 439613791557467522, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (468835981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 234417840 + 234417841.

It is an arithmetic number, because the mean of its divisors is an integer number (234417841).

Almost surely, 2^468835681 is an apocalyptic number.

It is an amenable number.

468835681 is a deficient number, since it is larger than the sum of its proper divisors (1).

468835681 is an equidigital number, since it uses as much as digits as its factorization.

468835681 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1105920, while the sum is 49.

The square root of 468835681 is about 21652.6137221353. The cubic root of 468835681 is about 776.8554535229.

The spelling of 468835681 in words is "four hundred sixty-eight million, eight hundred thirty-five thousand, six hundred eighty-one".