63585487 has 18 divisors (see below), whose sum is σ = 76654968. Its totient is φ = 52588368.

The previous prime is 63585469. The next prime is 63585517. The reversal of 63585487 is 78458536.

It is not a de Polignac number, because 63585487 - 2¹⁵ = 63552719 is a prime.

It is a super-2 number, since 2×63585487² = 8086228314054338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63582487) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 40438 + ... + 41980.

Almost surely, 2^63585487 is an apocalyptic number.

63585487 is a deficient number, since it is larger than the sum of its proper divisors (13069481).

63585487 is a wasteful number, since it uses less digits than its factorization.

63585487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1615 (or 1579 counting only the distinct ones).

The product of its digits is 806400, while the sum is 46.

The square root of 63585487 is about 7974.0508526094. The cubic root of 63585487 is about 399.1345601350.

The spelling of 63585487 in words is "sixty-three million, five hundred eighty-five thousand, four hundred eighty-seven".