487647086 has 4 divisors (see below), whose sum is σ = 731470632. Its totient is φ = 243823542.

The previous prime is 487647077. The next prime is 487647131. The reversal of 487647086 is 680746784.

It is a semiprime because it is the product of two primes.

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, 121911770 + ... + 121911773.

It is an arithmetic number, because the mean of its divisors is an integer number (182867658).

Almost surely, 2^487647086 is an apocalyptic number.

487647086 is a deficient number, since it is larger than the sum of its proper divisors (243823546).

487647086 is a wasteful number, since it uses less digits than its factorization.

487647086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243823545.

The product of its (nonzero) digits is 1806336, while the sum is 50.

The square root of 487647086 is about 22082.7327566133. The cubic root of 487647086 is about 787.1096032878.

The spelling of 487647086 in words is "four hundred eighty-seven million, six hundred forty-seven thousand, eighty-six".