485449784 has 8 divisors (see below), whose sum is σ = 910218360. Its totient is φ = 242724888.

The previous prime is 485449721. The next prime is 485449787. The reversal of 485449784 is 487944584.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×485449784² = 471322985571293312, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (485449787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30340604 + ... + 30340619.

It is an arithmetic number, because the mean of its divisors is an integer number (113777295).

Almost surely, 2^485449784 is an apocalyptic number.

It is an amenable number.

485449784 is a deficient number, since it is larger than the sum of its proper divisors (424768576).

485449784 is a wasteful number, since it uses less digits than its factorization.

485449784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60681229 (or 60681225 counting only the distinct ones).

The product of its digits is 5160960, while the sum is 53.

The square root of 485449784 is about 22032.9249987377. The cubic root of 485449784 is about 785.9256037858.

The spelling of 485449784 in words is "four hundred eighty-five million, four hundred forty-nine thousand, seven hundred eighty-four".