485000881 has 2 divisors, whose sum is σ = 485000882. Its totient is φ = 485000880.

The previous prime is 485000861. The next prime is 485000911. The reversal of 485000881 is 188000584.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 329749281 + 155251600 = 18159^2 + 12460^2 .

It is a cyclic number.

It is not a de Polignac number, because 485000881 - 2¹⁷ = 484869809 is a prime.

It is a super-2 number, since 2×485000881² = 470451709141552322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (485000851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242500440 + 242500441.

It is an arithmetic number, because the mean of its divisors is an integer number (242500441).

Almost surely, 2^485000881 is an apocalyptic number.

It is an amenable number.

485000881 is a deficient number, since it is larger than the sum of its proper divisors (1).

485000881 is an equidigital number, since it uses as much as digits as its factorization.

485000881 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10240, while the sum is 34.

The square root of 485000881 is about 22022.7355476108. The cubic root of 485000881 is about 785.6832765141.

The spelling of 485000881 in words is "four hundred eighty-five million, eight hundred eighty-one", and thus it is an aban number.