485353869 has 72 divisors (see below), whose sum is σ = 891525600. Its totient is φ = 232626240.

The previous prime is 485353849. The next prime is 485353877. The reversal of 485353869 is 968353584.

It is a happy number.

It is not a de Polignac number, because 485353869 - 2¹² = 485349773 is a prime.

It is a super-2 number, since 2×485353869² = 471136756306538322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (485353849) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 230182 + ... + 232280.

It is an arithmetic number, because the mean of its divisors is an integer number (12382300).

Almost surely, 2^485353869 is an apocalyptic number.

485353869 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

It is an amenable number.

485353869 is a deficient number, since it is larger than the sum of its proper divisors (406171731).

485353869 is a wasteful number, since it uses less digits than its factorization.

485353869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2151 (or 2133 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 51.

The square root of 485353869 is about 22030.7482623718. The cubic root of 485353869 is about 785.8738394070.

The spelling of 485353869 in words is "four hundred eighty-five million, three hundred fifty-three thousand, eight hundred sixty-nine".