467681081 has 4 divisors (see below), whose sum is σ = 534492672. Its totient is φ = 400869492.

The previous prime is 467681077. The next prime is 467681089. The reversal of 467681081 is 180186764.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 467681081 - 2² = 467681077 is a prime.

It is a super-2 number, since 2×467681081² = 437451187050657122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (467681089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33405785 + ... + 33405798.

It is an arithmetic number, because the mean of its divisors is an integer number (133623168).

Almost surely, 2^467681081 is an apocalyptic number.

It is an amenable number.

467681081 is a deficient number, since it is larger than the sum of its proper divisors (66811591).

467681081 is an equidigital number, since it uses as much as digits as its factorization.

467681081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66811590.

The product of its (nonzero) digits is 64512, while the sum is 41.

The square root of 467681081 is about 21625.9353786143. The cubic root of 467681081 is about 776.2172095615.

The spelling of 467681081 in words is "four hundred sixty-seven million, six hundred eighty-one thousand, eighty-one".