63387 has 6 divisors (see below), whose sum is σ = 91572. Its totient is φ = 42252.

The previous prime is 63377. The next prime is 63389. The reversal of 63387 is 78336.

It is a happy number.

It is not a de Polignac number, because 63387 - 2⁸ = 63131 is a prime.

It is a d-powerful number, because it can be written as 6⁴ + 3⁷ + 3¹⁰ + 8³ + 7³ .

63387 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 63387.

It is not an unprimeable number, because it can be changed into a prime (63389) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3513 + ... + 3530.

It is an arithmetic number, because the mean of its divisors is an integer number (15262).

2⁶³³⁸⁷ is an apocalyptic number.

63387 is a deficient number, since it is larger than the sum of its proper divisors (28185).

63387 is a wasteful number, since it uses less digits than its factorization.

63387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7049 (or 7046 counting only the distinct ones).

The product of its digits is 3024, while the sum is 27.

The square root of 63387 is about 251.7677501190. The cubic root of 63387 is about 39.8718817476.

The spelling of 63387 in words is "sixty-three thousand, three hundred eighty-seven".