486971728 has 10 divisors (see below), whose sum is σ = 943507754. Its totient is φ = 243485856.

The previous prime is 486971717. The next prime is 486971773. The reversal of 486971728 is 827179684.

It can be written as a sum of positive squares in only one way, i.e., 286692624 + 200279104 = 16932^2 + 14152^2 .

It is a super-3 number, since 3×486971728³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15217851 + ... + 15217882.

Almost surely, 2^486971728 is an apocalyptic number.

It is an amenable number.

486971728 is a deficient number, since it is larger than the sum of its proper divisors (456536026).

486971728 is a wasteful number, since it uses less digits than its factorization.

486971728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30435741 (or 30435735 counting only the distinct ones).

The product of its digits is 1354752, while the sum is 52.

The square root of 486971728 is about 22067.4359181125. The cubic root of 486971728 is about 786.7460710170.

The spelling of 486971728 in words is "four hundred eighty-six million, nine hundred seventy-one thousand, seven hundred twenty-eight".