469777085 has 4 divisors (see below), whose sum is σ = 563732508. Its totient is φ = 375821664.

The previous prime is 469777081. The next prime is 469777097. The reversal of 469777085 is 580777964.

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 359064601 + 110712484 = 18949^2 + 10522^2 .

It is a cyclic number.

It is not a de Polignac number, because 469777085 - 2² = 469777081 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (469777081) by changing a digit.

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, 46977704 + ... + 46977713.

It is an arithmetic number, because the mean of its divisors is an integer number (140933127).

Almost surely, 2^469777085 is an apocalyptic number.

It is an amenable number.

469777085 is a deficient number, since it is larger than the sum of its proper divisors (93955423).

469777085 is an equidigital number, since it uses as much as digits as its factorization.

469777085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93955422.

The product of its (nonzero) digits is 2963520, while the sum is 53.

The square root of 469777085 is about 21674.3416278327. The cubic root of 469777085 is about 777.3750711693.

The spelling of 469777085 in words is "four hundred sixty-nine million, seven hundred seventy-seven thousand, eighty-five".