463477985 has 4 divisors (see below), whose sum is σ = 556173588. Its totient is φ = 370782384.

The previous prime is 463477979. The next prime is 463477999. The reversal of 463477985 is 589774364.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 363397969 + 100080016 = 19063^2 + 10004^2 .

It is a cyclic number.

It is not a de Polignac number, because 463477985 - 2⁴ = 463477969 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46347794 + ... + 46347803.

It is an arithmetic number, because the mean of its divisors is an integer number (139043397).

Almost surely, 2^463477985 is an apocalyptic number.

It is an amenable number.

463477985 is a deficient number, since it is larger than the sum of its proper divisors (92695603).

463477985 is an equidigital number, since it uses as much as digits as its factorization.

463477985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92695602.

The product of its digits is 5080320, while the sum is 53.

The square root of 463477985 is about 21528.5388496293. The cubic root of 463477985 is about 773.8848950923.

The spelling of 463477985 in words is "four hundred sixty-three million, four hundred seventy-seven thousand, nine hundred eighty-five".