63507642 has 16 divisors (see below), whose sum is σ = 138562272. Its totient is φ = 19244720.

The previous prime is 63507629. The next prime is 63507643. The reversal of 63507642 is 24670536.

63507642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (63507643) 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, 481053 + ... + 481184.

It is an arithmetic number, because the mean of its divisors is an integer number (8660142).

Almost surely, 2^63507642 is an apocalyptic number.

63507642 is an abundant number, since it is smaller than the sum of its proper divisors (75054630).

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

63507642 is a wasteful number, since it uses less digits than its factorization.

63507642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 962253.

The product of its (nonzero) digits is 30240, while the sum is 33.

The square root of 63507642 is about 7969.1682125552. The cubic root of 63507642 is about 398.9716124803.

It can be divided in two parts, 63 and 507642, that added together give a palindrome (507705).

The spelling of 63507642 in words is "sixty-three million, five hundred seven thousand, six hundred forty-two".