487813842 has 12 divisors (see below), whose sum is σ = 1056930030. Its totient is φ = 162604608.

The previous prime is 487813819. The next prime is 487813919. The reversal of 487813842 is 248318784.

It can be written as a sum of positive squares in only one way, i.e., 459202041 + 28611801 = 21429^2 + 5349^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13550367 + ... + 13550402.

Almost surely, 2^487813842 is an apocalyptic number.

487813842 is an abundant number, since it is smaller than the sum of its proper divisors (569116188).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

487813842 is a wasteful number, since it uses less digits than its factorization.

487813842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27100777 (or 27100774 counting only the distinct ones).

The product of its digits is 344064, while the sum is 45.

The square root of 487813842 is about 22086.5081441137. The cubic root of 487813842 is about 787.1993131717.

The spelling of 487813842 in words is "four hundred eighty-seven million, eight hundred thirteen thousand, eight hundred forty-two".