63587642 has 16 divisors (see below), whose sum is σ = 100557600. Its totient is φ = 30073680.

The previous prime is 63587627. The next prime is 63587647. The reversal of 63587642 is 24678536.

It is a happy number.

63587642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 63587642.

It is not an unprimeable number, because it can be changed into a prime (63587647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43784 + ... + 45212.

It is an arithmetic number, because the mean of its divisors is an integer number (6284850).

Almost surely, 2^63587642 is an apocalyptic number.

63587642 is a deficient number, since it is larger than the sum of its proper divisors (36969958).

63587642 is a wasteful number, since it uses less digits than its factorization.

63587642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2621.

The product of its digits is 241920, while the sum is 41.

The square root of 63587642 is about 7974.1859772644. The cubic root of 63587642 is about 399.1390691580.

The spelling of 63587642 in words is "sixty-three million, five hundred eighty-seven thousand, six hundred forty-two".