485131642 has 8 divisors (see below), whose sum is σ = 747365076. Its totient is φ = 236009952.

The previous prime is 485131637. The next prime is 485131643. The reversal of 485131642 is 246131584.

It can be written as a sum of positive squares in 2 ways, for example, as 472236361 + 12895281 = 21731^2 + 3591^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 485131598 and 485131607.

It is not an unprimeable number, because it can be changed into a prime (485131643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3277843 + ... + 3277990.

Almost surely, 2^485131642 is an apocalyptic number.

485131642 is a deficient number, since it is larger than the sum of its proper divisors (262233434).

485131642 is a wasteful number, since it uses less digits than its factorization.

485131642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6555872.

The product of its digits is 23040, while the sum is 34.

The square root of 485131642 is about 22025.7041204135. The cubic root of 485131642 is about 785.7538794782.

The spelling of 485131642 in words is "four hundred eighty-five million, one hundred thirty-one thousand, six hundred forty-two".