63842042 has 8 divisors (see below), whose sum is σ = 104468832. Its totient is φ = 29019100.

The previous prime is 63842041. The next prime is 63842069. The reversal of 63842042 is 24024836.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 63841996 and 63842014.

It is not an unprimeable number, because it can be changed into a prime (63842041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1450934 + ... + 1450977.

It is an arithmetic number, because the mean of its divisors is an integer number (13058604).

Almost surely, 2^63842042 is an apocalyptic number.

63842042 is a deficient number, since it is larger than the sum of its proper divisors (40626790).

63842042 is a wasteful number, since it uses less digits than its factorization.

63842042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2901924.

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 63842042 is about 7990.1215259844. The cubic root of 63842042 is about 399.6706497288.

Adding to 63842042 its reverse (24024836), we get a palindrome (87866878).

The spelling of 63842042 in words is "sixty-three million, eight hundred forty-two thousand, forty-two".