63305242 has 64 divisors (see below), whose sum is σ = 129153024. Its totient is φ = 22472640.

The previous prime is 63305239. The next prime is 63305243. The reversal of 63305242 is 24250336.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (63305243) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 206053 + ... + 206359.

It is an arithmetic number, because the mean of its divisors is an integer number (2018016).

Almost surely, 2^63305242 is an apocalyptic number.

63305242 is an abundant number, since it is smaller than the sum of its proper divisors (65847782).

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

63305242 is a wasteful number, since it uses less digits than its factorization.

63305242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 63305242 is about 7956.4591370785. The cubic root of 63305242 is about 398.5473181754.

Adding to 63305242 its reverse (24250336), we get a palindrome (87555578).

The spelling of 63305242 in words is "sixty-three million, three hundred five thousand, two hundred forty-two".